Water Quality Analysis
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Showing 2641–2670 of 3711 results
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Product Origin | Domestic (China) |
| Model | PWN-820C |
| Instrument Type | Portable |
| Measurement Principle | UV Absorption Spectrophotometry |
| Wavelength | 410 nm |
| COD Range | 0–2000 mg/L |
| TN Range | 0.05–100 mg/L |
| Accuracy | ≤ ±5% (COD & TN) |
| Repeatability | ≤ ±3% |
| Detection Limit | 0.1 mg/L (COD) |
| Measurement Time | 15 min per batch |
| Batch Capacity | 10 samples |
| Optical Drift | < 0.002 A in 20 min |
| Chloride Interference Tolerance | ≤ 2000 mg/L (for COD) |
| Dimensions (Analyzer) | 80 × 230 × 55 mm |
| Dimensions (Digester) | 105 × 160 × 90 mm |
| Protection Rating | IP65 |
| Data Storage | 199 measurements with timestamp (YYYY-MM-DD hh:mm:ss), plus 30 user-defined calibration curves |
| Interface | USB port for data export and PC connectivity |
| Power | DC 12 V (AC/DC adapter included) |
| Housing Material | Molded ABS |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PWN-820D |
| Instrument Type | Portable |
| Measurement Principle | Colorimetric Method (Nesslerization & Alkaline Persulfate Digestion) |
| Ammonia Nitrogen Range | 0.02–25 mg/L |
| Total Nitrogen Range | 0.05–100 mg/L |
| Detection Limit (NH₃-N) | 0.02 mg/L |
| Accuracy (NH₃-N) | ≤ ±3% ± 0.2 mg/L |
| Accuracy (TN) | ≤ ±5% ± 0.2 mg/L |
| Repeatability | ≤ 3% RSD |
| Optical Drift | < 0.002 A in 20 min |
| Chloride Interference Tolerance | ≤ 2000 mg/L (for COD-compatible digestion module) |
| Dimensions (Analyzer) | 80 × 230 × 55 mm |
| Dimensions (Digestion Unit) | 105 × 160 × 90 mm |
| Batch Capacity | 10 samples per run |
| Analysis Time | ≤ 10 min per sample (post-digestion) |
| Data Storage | 199 measurement records with timestamp (YYYY-MM-DD hh:mm:ss), plus 30 user-defined calibration curves |
| Interface | USB port for data export and PC connectivity |
| Enclosure Rating | IP65 |
| Power | DC 12 V (AC/DC adapter included) |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | PWN-820E |
| Instrument Type | Portable |
| Measurement Principle | Colorimetric Method |
| Ammonia Nitrogen Range | 0.02–25 mg/L |
| Total Phosphorus Range | 0.00–10 mg/L |
| Accuracy (Ammonia N) | ≤ ±3% ± 0.2 mg/L |
| Accuracy (Total P) | ≤ ±5% ± 0.2 mg/L |
| Detection Limit (Ammonia N) | 0.02 mg/L |
| Repeatability | ≤ 3% |
| Optical Drift | < 0.002 A within 20 min |
| Chloride Interference Tolerance | ≤ 2000 mg/L (for COD mode, referenced for robustness) |
| Dimensions (Analyzer) | 80 × 230 × 55 mm |
| Dimensions (Digestion Unit) | 105 × 160 × 90 mm |
| Batch Capacity | 4 samples (digestion), 10 measurements (instrument memory queue) |
| Measurement Time | ≤ 10 min per parameter |
| Data Storage | 199 measurement records with timestamp (YYYY-MM-DD hh:mm:ss), plus 30 user-defined calibration curves |
| Interface | USB port for data export and PC connectivity |
| Enclosure Rating | IP65 |
| Power | Dual-mode (AC/DC adapter: 220 V to 12 V DC |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | PWN-820F |
| Measurement Parameters | Total Phosphorus (TP) and Total Nitrogen (TN) |
| Instrument Type | Portable |
| Measurement Principle | High-Temperature Alkaline Persulfate Oxidation Coupled with Colorimetric Detection (UV-VIS Spectrophotometry) |
| Measurement Range | TP: 0.00–10.00 mg/L |
| TN | 0.05–100.00 mg/L |
| Accuracy | ≤ ±5% (TP & TN) and ±0.2 mg/L (TP offset) |
| Detection Limit | 0.01 mg/L (TP) |
| Resolution | 0.01 mg/L |
| Repeatability | ≤ 3% RSD |
| Optical Drift | < 0.002 A over 20 min |
| Chloride Interference Tolerance | ≤ 2000 mg/L (as Cl⁻, applicable to COD co-measurement context) |
| Dimensions | Analyzer: 80 × 230 × 55 mm |
| Digestion Unit | 105 × 160 × 90 mm |
| Enclosure Rating | IP65 |
| Data Storage | 30 calibration curves + 199 timestamped measurement records (including absorbance, transmittance, and full datetime metadata) |
| Interface | USB port for data export and PC connectivity |
| Power | DC 12 V (AC/DC adapter included) |
| Housing Material | Molded ABS polymer |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | PWN-830A |
| Instrument Type | Portable |
| Measurement Principle | UV-Vis Absorption Spectrophotometry (Dual-Wavelength, Fixed-Filter Optical Path) |
| Primary Wavelengths | 610 nm (COD), 420 nm (Ammonia Nitrogen), 700 nm (Total Phosphorus) |
| COD Range | 5–2000 mg/L (dilutable to 10,000 mg/L) |
| Ammonia Nitrogen Range | 0.02–25 mg/L |
| Total Phosphorus Range | 0.00–10 mg/L |
| Accuracy | ≤ ±5% FS (COD & TP), ≤ ±3% FS (NH₃-N) |
| Repeatability | ≤ ±3% RSD |
| LOD | 0.1 mg/L (COD), 0.01 mg/L (NH₃-N), 0.005 mg/L (TP) |
| Measurement Time | 15 min (COD), 30 min (TP), <10 min (NH₃-N post-digestion) |
| Batch Capacity | 4 samples per digestion cycle |
| Digestion Temperature Control | 30–200 °C, PID-regulated, ±0.5 °C stability |
| Digestion Timer | 1–999 min adjustable |
| Optical Drift | <0.002 A over 20 min |
| Data Storage | 199 measurement records with timestamp (YYYY-MM-DD hh:mm:ss), 30 user-defined calibration curves |
| Power Supply | DC 12 V (included AC/DC adapter), battery-ready design |
| Enclosure Rating | IP65 |
| Dimensions (Analyzer) | 80 × 230 × 55 mm |
| Dimensions (Digestion Unit) | 105 × 160 × 90 mm |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | PWN-830B |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Measured Parameters | COD, Total Phosphorus, Total Nitrogen |
| Measurement Range (COD) | 0–2000 mg/L (dilution applicable) |
| Measurement Range (Total Phosphorus) | 0.00–10 mg/L |
| Measurement Range (Total Nitrogen) | 0.05–100 mg/L |
| Accuracy (COD) | ≤ ±5% |
| Accuracy (Total Phosphorus) | ≤ ±5% or ±0.2 mg/L (whichever is greater) |
| Accuracy (Total Nitrogen) | ≤ ±5% |
| Repeatability | ≤ 3% |
| Optical Drift | < 0.002 A within 20 min |
| Chloride Interference Tolerance (COD) | ≤ 2000 mg/L |
| Dimensions (Analyzer) | 80 mm × 230 mm × 55 mm |
| Dimensions (Digestion Unit) | 105 mm × 160 mm × 90 mm |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | PWN-830C |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Measured Parameters | Chemical Oxygen Demand (COD), Ammonia Nitrogen (NH₃-N), Total Nitrogen (TN) |
| Measurement Range | COD 0–2000 mg/L (dilution enabled) |
| Accuracy | COD ≤ ±5% |
| Repeatability | ≤3% RSD |
| Optical Drift | <0.002 A within 20 min |
| Chloride Interference Tolerance (COD) | ≤2000 mg/L Cl⁻ |
| Dimensions | Analyzer 80 × 230 × 55 mm (W×L×H) |
| Enclosure Rating | IP65 |
| Data Storage | 30 calibration curves + 199 timestamped measurement records (YYYY-MM-DD hh:mm:ss, absorbance, transmittance) |
| Interface | USB port for data export and PC connectivity |
| Power | DC 12 V (AC/DC adapter included) |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PWN-830D |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameters | COD, Ammonia Nitrogen (NH₃-N), Total Phosphorus (TP), Total Nitrogen (TN) |
| Measurement Range | NH₃-N: 0.02–25 mg/L |
| TP | 0.00–10 mg/L |
| TN | 0.05–100 mg/L |
| Accuracy | NH₃-N: ≤±3% ±0.2 mg/L |
| TP | ≤±5% ±0.2 mg/L |
| TN | ≤±5% |
| Repeatability | ≤3% |
| Optical Drift | <0.002 A in 20 min |
| Chloride Interference Tolerance (for COD) | ≤2000 mg/L |
| Dimensions (Analyzer) | 80 × 230 × 55 mm |
| Dimensions (Digester) | 105 × 160 × 90 mm |
| Enclosure Rating | IP65 |
| Data Storage | 30 calibration curves + 199 timestamped measurement records (including absorbance, transmittance, and full datetime stamp) |
| Power | Rechargeable battery with >6 months standby life (low-power 16-bit MCU) |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PWN-840A |
| Instrument Type | Portable |
| Measurement Principle | UV-Vis Absorption Spectrophotometry (Dual-Wavelength) |
| Wavelengths | 340 nm, 420 nm, 610 nm, 700 nm |
| COD Range | 5–2000 mg/L |
| NH₃-N Range | 0.02–25 mg/L |
| Total Phosphorus Range | 0.00–10 mg/L |
| Total Nitrogen Range | 0.05–100 mg/L |
| Accuracy | ≤±5% F.S. (COD, TP, TN) |
| Repeatability | ≤±3% |
| Detection Limit | 0.1 mg/L (COD) |
| Measurement Time | 15 min (COD), 30 min (TP/TN) |
| Batch Capacity | 4 samples (standard), optional 16-sample digestion block |
| Digestion Temp | 120–165 °C |
| Temperature Control Precision | ±0.5 °C |
| Optical Stability | ≤0.002 A/20 min |
| Power Supply | Internal Li-ion battery (host), 12 V DC (car adapter), or 220 V AC |
| IP Rating | IP65 |
| Dimensions (Host) | 80 × 230 × 55 mm |
| Weight (Host) | 0.5 kg |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PWS-1000 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameter | Free Available Chlorine in Water |
| Measurement Range | 0.00–100.00 mg/L |
| Accuracy | ≤ ±3% F.S. |
| Repeatability | ≤ 3% |
| Weight | 500 g |
| Dimensions | 80 mm × 230 mm × 55 mm |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤ 85% RH |
| Power Supply | 4 × AA batteries |
| Optical System | Cold Light Source with Narrow-Band Interference Filter |
| Data Storage | 20 Calibration Curves + 199 Sample Records (with Timestamp: YYYY-MM-DD HH:MM:SS, Absorbance & Transmittance) |
| Enclosure Rating | IP65 |
| Housing Material | Molded ABS |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | QCOD-3E |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | Rapid Digestion Method (Closed-Tube Catalytic Digestion) |
| Wavelength | 610 nm |
| Measurement Range | 5–2000 mg/L (dilution enabled for higher concentrations) |
| Accuracy | ≤ ±5 % |
| Repeatability | ≤ 3 % |
| Detection Limit | 0.1 mg/L |
| Digestion Time | 10 min |
| Total Assay Time | 15 min |
| Batch Capacity | 20 samples per run |
| Chloride Interference Tolerance | ≤ 2000 mg/L Cl⁻ |
| Digestion Temperature | 165 °C (adjustable from ambient to 180 °C) |
| Temperature Control Accuracy | ±0.5 °C |
| Temperature & Time Programmability | PID-controlled, 1–999 min adjustable |
| Optical Stability | Absorbance drift < 0.002 A within 20 min |
| Dimensions (Analyzer) | 240 × 205 × 170 mm |
| Dimensions (Digestion Unit) | 240 × 107 × 170 mm |
| Weight (Analyzer) | 3 kg |
| Weight (Digestion Unit) | 4 kg |
| Power Consumption | < 500 W |
| Operating Environment | 5–40 °C, RH ≤ 85 %, AC 220 V ± 10 %, 50 Hz ± 0.5 Hz, low-vibration, low-EMI, no direct sunlight |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | Potassium Dichromate Digestion Method (Sealed Reflux) |
| Wavelength | 610 nm |
| Measurement Range | 5–2000 mg/L (dilution applicable for higher concentrations) |
| Accuracy | ≤ ±8 % |
| Repeatability | ≤ 3 % |
| Detection Limit | 0.1 mg/L |
| Digestion Time | 15 min |
| Total Analysis Time | 20 min |
| Batch Capacity | 12 samples per run |
| Temperature Control Range | Ambient to 200 °C (default digestion setpoint: 165 °C) |
| Temperature Accuracy | ±0.5 °C |
| Timer Range | 1–999 min |
| Optical Drift | < 0.002 A within 20 min |
| Dimensions (Analyzer) | 240 × 205 × 170 mm |
| Dimensions (Digestion Unit) | 240 × 107 × 170 mm |
| Weight (Analyzer) | 3 kg |
| Weight (Digestion Unit) | 4 kg |
| Power Consumption | < 500 W |
| Operating Environment | 5–40 °C, RH ≤ 85 %, AC 220 V ±10 %, 50 Hz ±0.5 Hz |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | QCOD-3M |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | Rapid Sealed Catalytic Digestion followed by Spectrophotometric Detection |
| Wavelength(s) | Dual-wavelength optical system (optimized for low-range and high-range COD determination per HJ/T 399–2007) |
| Measurement Range | 5–2000 mg/L COD (dilutable for samples exceeding upper limit) |
| Accuracy | ≤ ±5 % of reading |
| Repeatability | ≤ 3 % RSD |
| Limit of Detection (LOD) | 0.1 mg/L COD |
| Digestion Time | 15 min |
| Batch Capacity | 16 samples per run |
| Temperature Control Range | Ambient to 200 °C |
| Temperature Accuracy | ±0.5 °C |
| Timer Range | 1–9999 min (adjustable) |
| Optical Stability | Absorbance drift < 0.002 A over 20 min |
| Dimensions (Analyzer) | 400 × 310 × 158 mm |
| Dimensions (Digestion Unit DIS-16B, without shield) | 355 × 260 × 135 mm |
| Weight (Analyzer) | 5 kg |
| Weight (Digestion Unit) | 5.5 kg |
| Power Consumption | < 500 W |
| Operating Environment | 5–40 °C ambient temperature |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | TANIS-270 |
| Instrument Category | Multi-Ion Analyzer |
| Form Factor | Benchtop |
| Measurement Range | 0.01–1.00 mg/L (dilution applicable for higher concentrations) |
| Detection Limit | 0.01 mg/L |
| Response Time | ≤20 min |
| Accuracy | ±5% of Full Scale (F.S.) |
| Operating Temperature | 5–35 °C |
| Dimensions | 340 × 250 × 130 mm |
| Weight | 1.0 kg |
| Power Supply | AC 220 V ± 10%, 50 Hz ± 1% |
| Environmental Operating Conditions | Ambient temperature 5–40 °C |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Product Origin | Domestic (China) |
| Model | TBRD-801 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Measurable Parameters | pH, Dissolved Oxygen (DO), Salinity, Ammonia-Nitrogen (NH₃-N), Sulfide (S²⁻), Nitrite (NO₂⁻), Mercury (Hg), Cadmium (Cd) |
| Measurement Ranges | pH 5.0–8.0 |
| Accuracy | ±0.2 (pH), ±0.1 mg/L or ±5% (DO), ±0.2% (Salinity), ±0.1 mg/L or ±5% (NH₃-N), ±5% FS (S²⁻), ±0.05 mg/L or ±5% (NO₂⁻), ±0.005 mg/L or ±5% (Hg), ±5% FS (Cd) |
| Dimensions | 340 × 250 × 130 mm |
| Weight | 4 kg |
| Data Storage | 10 preloaded calibration curves + 500 measurement records (non-volatile memory) |
| Display | LCD with Chinese/English bilingual interface |
| Connectivity | USB port for PC data transfer |
| Printing | Integrated thermal printer for immediate or historical record printing |
| Optical System | Imported long-life light source + high-stability optical path |
| Power Supply | Standard AC adapter |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | TCNP-301D |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Rapid Digestion–Spectrophotometric Method (Colorimetric) |
| Wavelength Range | 420 nm, 610 nm, 700 nm (pre-configured for COD, NH₃-N, and TP) |
| Measurement Ranges | COD: 5–2000 mg/L (extendable to 20,000 mg/L) |
| Ammonia-N | 0.02–25 mg/L |
| Total Phosphorus | 0.00–20 mg/L |
| Accuracy | COD: ≤ ±5% FS |
| Ammonia-N | ≤ ±3% FS |
| Total Phosphorus | ≤ ±5% FS |
| Repeatability | ≤ 3% RSD |
| Detection Limit | 0.2 mg/L (COD) |
| Analysis Time | COD: 15 min |
| Total Phosphorus | 30 min |
| Batch Capacity | 16 samples (optional 20/25/36-position digestion blocks) |
| Digestion Temperature | 120–165 °C (adjustable) |
| Temperature Control Accuracy | ≤ ±1.0 °C |
| Optical Stability | ≤ 0.002 A / 20 min |
| Data Storage | 100,000 records (including parameter name, concentration, unit, timestamp, operator ID) |
| Display | 7-inch color TFT touchscreen with bilingual (Chinese/English) UI |
| Connectivity | USB port for data export and PC software integration |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Laboratory Benchtop Analyzer |
| Model | TCNPN-401D |
| Detection Principle | Rapid Digestion Spectrophotometry (Hach-style closed-tube digestion followed by absorbance measurement) |
| Wavelength Range | 420 nm (COD), 610 nm (Ammonia-N), 700 nm (Total Phosphorus), 220/275 nm (Total Nitrogen via UV-VIS dual-wavelength correction) |
| Measurement Ranges | COD: 5–2000 mg/L (extendable to 20,000 mg/L) |
| Ammonia-N | 0.02–25 mg/L |
| Total Phosphorus | 0.00–10 mg/L |
| Total Nitrogen | 0.05–100 mg/L |
| Accuracy | ≤ ±5% (COD, TP, TN), ≤ ±3% (NH₃-N) |
| Repeatability | ≤ 3% RSD |
| Detection Limit | 0.1 mg/L (COD), 0.01 mg/L (NH₃-N), 0.005 mg/L (TP), 0.02 mg/L (TN) |
| Digestion Time | 15 min (COD), 30 min (TP/TN), variable (NH₃-N) |
| Batch Capacity | 16 samples (expandable to 20/25/36 with optional DIS-20B/DIS-25B/DIS-36B digester) |
| Optical Stability | ≤ 0.002 A/20 min |
| Temperature Control Range | Ambient to 200 °C |
| Temperature Accuracy | ≤ ±1.0 °C |
| Chloride Interference Tolerance | ≤ 2000 mg/L (COD module with masking agent) |
| Data Storage | 100,000 records (including timestamp, operator ID, parameter, concentration, unit, calibration history) |
| Interface | USB 2.0, thermal printer port |
| Display | 7-inch color capacitive touchscreen, bilingual (English/Chinese) UI |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | TMULP-3000 |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Rapid Digestion (for COD) + Spectrophotometry (UV-Vis) + Electrochemical Sensing (pH, EC, DO, Temp) |
| Optical Channels | 4 / 8 / 12 / 16 (customizable 1–16) |
| Available Wavelengths | 340, 420, 440, 470, 520, 540, 560, 610, 630, 660, 680, 700 nm |
| Wavelength Accuracy | ±1 nm (center wavelength) |
| Absorbance Range | −2.000 to +2.000 A |
| Absorbance Linearity | ±0.002 A (0–1 A) |
| Absorbance Precision | ±0.005 A at 1 A |
| Repeatability | ≤±2% (spectrophotometric), ≤±3% (electrochemical) |
| Detection Limit (COD) | 0.1 mg/L |
| Measurement Time (per batch) | 15 min |
| Batch Capacity | 16 samples |
| Photometric Stability | ≤0.002 A / 20 min |
| Light Intensity Adjustment | 16-level programmable |
| Temperature Range (Operation) | 5–40 °C |
| Relative Humidity (Operation) | ≤90% RH |
| Storage Environment | −40 to +60 °C, ≤90% RH |
| Display | Color TFT Touchscreen (bilingual: English/Chinese) |
| Power Supply | AC 220 V (165–240 V), 30 W |
| Dimensions | 400 × 300 × 140 mm |
| Weight | 2.6 kg |
| Host Power Consumption | <10 W |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | TN-2E |
| Measurement Method | UV Spectrophotometry (with optional chromotropic acid method support) |
| Range | 0.05–100 mg/L |
| Accuracy | ≤ ±5% FS |
| Detection Limit | ≤ 0.05 mg/L (as N) |
| Resolution | 0.01 mg/L |
| Display | 7-inch color TFT touchscreen with bilingual (English/Chinese) UI |
| Optical System | Cold light source, narrow-band interference optics, 16-step adjustable intensity |
| Repeatability | ≤ ±3% RSD |
| Optical Stability | ≤ 0.002 A/20 min |
| Digestion Temperature | 125 °C (adjustable up to 200 °C) |
| Digestion Time | 30 min (programmable) |
| Temperature Control Accuracy | ≤ ±1.0 °C |
| Sample Throughput | 16 samples per batch (optional 20/25/36-position digestion blocks) |
| Data Storage | 100,000 records (including timestamp, operator ID, concentration, unit, calibration data) |
| Calibration Capacity | 250 factory curves + 3,500 user-defined curves |
| Connectivity | USB port for PC data transfer |
| Safety Features | Dual thermal protection (auto-shutdown at ≥200 °C), digestion timer with audible alert, insulated digestion hood |
| Dimensions (Analyzer) | 400 × 300 × 140 mm |
| Weight (Analyzer) | 2.6 kg |
| Dimensions (Digester) | 260 × 355 × 135 mm |
| Weight (Digester) | 5.5 kg |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | TN-3A |
| Price | ¥12,400 |
| Measured Parameter | Total Nitrogen |
| Instrument Type | Laboratory |
| Measurement Principle | UV-Vis Spectrophotometry (Lambert-Beer Law) |
| Measurement Range | 0.05–100 mg/L (dual-range: 0.05–10 mg/L and 10–100 mg/L) |
| Accuracy | ±5% of reading (±0.5% F.S.) |
| Detection Limit | ≤±3% repeatability |
| Resolution | 0.01 mg/L |
| Digestion Time | 30 min |
| Digestion Temperature | 125 °C (adjustable from ambient to 200 °C) |
| Optical Stability | ≤0.002 A/20 min |
| Sample Throughput | 16 samples per batch (optional 20/25/36) |
| Display | LCD with Chinese/English interface |
| Data Interface | USB |
| Storage Capacity | 20 built-in calibration curves |
| Power Backup | Battery-supported data retention on power loss |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | TN-3C |
| Price | ¥12,800 |
| Measured Parameter | Total Nitrogen |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Sealed High-Temperature Catalytic Digestion + Colorimetric Detection (Alkaline Potassium Persulfate Oxidation) |
| Measurement Range | 0.05–100 mg/L as N |
| Accuracy | ±5% of full scale (F.S.) |
| Detection Limit | Not specified (method-dependent |
| Temperature Control Range | Ambient to 200 °C |
| Digestion Temperature | 125 °C (preset) |
| Digestion Time | 30 min (adjustable from 1–9999 min) |
| Temperature Control Precision | ≤±1.0 °C |
| Repeatability | ≤±3% RSD |
| Optical Stability | ≤0.002 A / 20 min |
| Display | 5-inch color TFT touch screen with bilingual (Chinese/English) UI |
| Data Storage | 100 calibration curves, 1000 measurement records |
| Connectivity | USB interface for data export |
| Dimensions (Analyzer) | 400 × 310 × 158 mm |
| Dimensions (Digestion Unit) | 260 × 355 × 135 mm (excl. shield) |
| Weight (Analyzer) | 5.0 kg |
| Weight (Digestion Unit) | 5.5 kg |
| Batch Capacity | 16 samples (optional 20/25/36-position blocks available) |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Product Type | Domestic |
| Model | TN-3C / TN-3D |
| Measurement Parameter | Total Nitrogen (TN) |
| Instrument Category | Laboratory Analyzer |
| Measurement Principle | Alkaline Potassium Persulfate Digestion + UV Spectrophotometry |
| Measurement Range | 0.05–100 mg/L |
| Accuracy | ±5% of reading |
| Repeatability | ≤3% RSD |
| Detection Limit | Not specified (method-dependent |
| Temperature Control Precision | ±0.5 °C |
| Temperature Range | Ambient to 200 °C (digestion setpoint: 125 °C) |
| Digestion Time | 30 min (programmable: 1–9999 min) |
| Optical Stability | Drift < 0.002 A in 20 min |
| Sample Throughput | 16 samples per batch |
| Display | 7-inch color TFT touchscreen with bilingual Chinese/English UI |
| Data Storage | TN-3C — 300 calibration curves + 1,000 measurement records |
| Connectivity | USB port for PC export and firmware update |
| Power Supply | AC 220 V ±10%, 50 Hz, <500 W |
| Dimensions (Analyzer) | 400 × 310 × 158 mm |
| (Digestor DIS-16B) | 355 × 260 × 135 mm |
| Weight (Analyzer) | 4 kg |
| (Digestor) | 5.5 kg |
| Operating Environment | 5–40 °C, RH ≤85%, non-condensing, low EMI/vibration |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | TN-3E |
| Price | ¥11,800 |
| Measured Parameter | Total Nitrogen |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Alkaline Potassium Persulfate UV Digestion & Spectrophotometric Detection (220 nm & 275 nm) |
| Measurement Range | 0.05–100 mg/L |
| Accuracy | ≤ ±5% of Full Scale |
| Detection Limit | 0.01 mg/L |
| Resolution | Color Touchscreen Display with English/Chinese Interface |
| Digestion Temperature | 125 °C |
| Digestion Time | 30 min |
| Temperature Control Range | Ambient to 200 °C (adjustable) |
| Optical Stability | ≤ 0.002 A / 20 min |
| Absorbance Error | ≤ ±5% F.S. |
| Repeatability | ≤ 3% RSD |
| Sample Throughput | 16 samples per batch (optional 20/25/36-position blocks) |
| Weight | Analyzer: 2.6 kg |
| Digestion Unit | 5.5 kg |
| Power Consumption | < 500 W |
| Dimensions (Analyzer) | 400 × 300 × 140 mm |
| (Digestor, w/o shield) | 260 × 355 × 135 mm |
| Operating Environment | 5–40 °C, RH ≤ 85%, AC (220 ± 22) V, (50 ± 0.5) Hz |
| Data Storage Capacity | 100,000 records (including parameter name, concentration, unit, timestamp, operator ID) |
| Calibration Curves | Up to 3,500 user-defined curves + 250 factory preloaded |
| Connectivity | USB port for PC data export |
| Output | Built-in thermal printer support |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | TNH-6N |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Nessler Colorimetry |
| Measurement Range | 0.02–25 mg/L (NH₃–N) |
| Accuracy | ≤ ±3% FS |
| Detection Limit | 0.02 mg/L |
| Measurement Time | 10 minutes per batch |
| Sample Throughput | 16 samples per run |
| Optical Stability | ≤ 0.002 A / 20 min |
| Display | 7-inch Color Touchscreen (Chinese & English UI) |
| Data Storage | 3,500 calibration curves + 100,000 measurement records (non-volatile memory) |
| Interface | USB port for PC connectivity and data export |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Operating Environment | 5–40 °C, RH ≤85%, no strong vibration or electromagnetic interference |
| Dimensions | 340 × 250 × 130 mm |
| Weight | 2.6 kg |
| Power Consumption | 30 W |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | TO3-260 |
| Instrument Type | Benchtop Laboratory Analyzer |
| Operating Temperature | 5–40 °C |
| Reagent Storage/Use Temperature | 5–40 °C |
| Repeatability | ≤3% |
| Sample Throughput | 1 sample per batch |
| Analysis Time | 20 min |
| Measurement Range | 0.01–2.5 mg/L O₃ |
| Accuracy (Abs. Error) | ≤±5% |
| Optical Drift | <0.002 A over 20 min |
| Dimensions (W×D×H) | 266 × 200 × 130 mm |
| Weight | 1 kg |
| Power Supply | AC 220 ± 22 V, 50 ± 0.5 Hz |
| Relative Humidity Limit | ≤85% RH (non-condensing) |
| Brand | Shenchanghong |
|---|---|
| Model | TO3-260 |
| Measurement Range | 0.01–2.5 mg/L |
| Accuracy | ≤±5% FS |
| Repeatability | ≤3% RSD |
| Optical Drift | <0.002 A in 20 min |
| Dimensions (H×W×D) | 266 mm × 200 mm × 130 mm |
| Weight | 1 kg |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | AC 220 V ±10%, 50 Hz ±0.5 Hz |
| Light Source | High-brightness, long-life (100,000 h) monochromatic cold LED |
| Display | Backlit LCD with Chinese menu interface |
| Data Storage | 10 preloaded calibration curves + 500 measurement records (non-volatile memory) |
| Connectivity | USB port for data export |
| Printer | Integrated thermal printer |
| Compliance | Designed for routine water quality compliance testing per national and municipal drinking water and wastewater monitoring protocols |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | TP-1A |
| Price | ¥9,800 |
| Measured Parameter | Total Phosphorus |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Sealed High-Temperature Digestion Followed by Colorimetric Detection (Molybdenum Blue Method) |
| Measurement Range | 0.02–10 mg/L as P |
| Accuracy | ≤ ±5% of Full Scale or ±0.2 mg/L (whichever is greater) |
| Repeatability | ≤ 3% RSD |
| Detection Limit | 0.02 mg/L |
| Digestion Temperature | 120 °C ± 1.0 °C |
| Digestion Time | 30 min |
| Optical Stability | ≤ 0.002 A / 20 min |
| Resolution | 0.001 mg/L (display), 0.002 A (absorbance) |
| Batch Capacity | 16 samples (DIS-16B digester |
| Dimensions (Analyzer) | 266 × 200 × 130 mm |
| Dimensions (Digester) | 355 × 260 × 135 mm |
| Power Consumption | 400 W |
| Display | 3.5-inch color TFT touchscreen (320 × 240 pixels), bilingual Chinese/English UI |
| Housing Material | Molded ABS with corrosion-resistant finish |
| Microcontroller | 16-bit low-power MCU |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | TP-2C / TP-2D |
| Measurement Parameter | Total Phosphorus (TP) |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | Sealed High-Temperature Digestion + Colorimetric Detection (Molybdenum Blue Method) |
| Measurement Range | TP-2C: 0.02–10 mg/L (dilutable beyond range) |
| Accuracy | ≤ ±5% of Full Scale |
| Repeatability | ≤ ±3% |
| Detection Limit | 0.02 mg/L |
| Resolution | 0.001 mg/L |
| Optical Stability | ≤ 0.002 A / 20 min |
| Digestion Temperature Control | PID-controlled, 25–200 °C (standard TP digestion at 120 °C) |
| Digestion Time | 30 min (user-adjustable) |
| Batch Capacity | 16 samples (optional 20/25/36-position blocks) |
| Display | 5-inch color TFT touchscreen with bilingual (Chinese/English) UI |
| Data Storage | TP-2C: 300 calibration curves + 1,000 measurement records |
| TP-2D | 3,500 curves + 100,000 records |
| Connectivity | USB port for data export and printer interface |
| Security | Password-protected system access and configuration |
| Calibration | Built-in auto-zero and reference calibration routines |
| Physical Dimensions (Analyzer) | 400 × 310 × 158 mm |
| (Digestor) | 355 × 260 × 135 mm (excl. shield) |
| Weight | Analyzer: 5.0 kg |
| Digestor | 5.5 kg |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | TP-2E |
| Measurement Parameter | Total Phosphorus |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | UV-Vis Spectrophotometry (Molybdenum Blue Method) |
| Measurement Range | 0.00–10.00 mg/L as P |
| Accuracy | ≤ ±5% of Full Scale |
| Detection Limit | 0.02 mg/L |
| Resolution | 0.01 mg/L |
| Repeatability | ≤ 3% RSD |
| Optical Stability | ≤ 0.002 A/20 min |
| Digestion Temperature | 120 °C |
| Digestion Time | 30 min |
| Batch Capacity | 16 samples (optional 20/25/36-position digestion blocks) |
| Power Consumption | < 500 W |
| Net Weight | Analyzer: 2.6 kg |
| Digestion Unit | 5.5 kg |
| Dimensions (Analyzer) | 400 × 300 × 140 mm |
| (Digestor) | 260 × 355 × 135 mm |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Rapid Catalytic Digestion Followed by Spectrophotometric Detection (Dichromate Method per HJ 399–2017) |
| Measurement Range | 5–2000 mg/L COD (dilutable for higher concentrations) |
| Accuracy | ≤ ±5 % of Full Scale |
| Repeatability | ±3 % RSD |
| Detection Limit | 0.2 mg/L COD |
| Digestion Time | 15 min at 165 °C |
| Batch Capacity | 16 samples (optional configurations: 20/25/36 positions) |
| Chloride Interference Tolerance | ≤ 2000 mg/L Cl⁻ |
| Optical Stability | ≤ 0.002 A / 20 min |
| Temperature Control Range | Ambient to 200 °C (±0.5 °C accuracy) |
| Display | 7-inch Color TFT Touchscreen with Dual-Language UI (English & Chinese) |
| Data Storage | Up to 100,000 measurement records with timestamp, operator ID, calibration history, and curve metadata |
| Connectivity | USB 2.0 port for data export and PC software integration |
| Power Supply | AC 220 V ±10 %, 50 Hz |
| Dimensions (Analyzer) | 400 × 300 × 140 mm |
| (Digestion Unit) | 260 × 355 × 135 mm (excl. shield) |
| Net Weight (Analyzer) | 2.6 kg |
| (Digestion Unit) | 5.5 kg |