Water Quality Analysis
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Showing 1621–1650 of 3714 results
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | InLab-2400 |
| Price Range | USD 4,200 – 7,000 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Target Analyte | Petroleum Hydrocarbons (Oil Content) |
| Compliance | HJ 970–2018 |
| Wavelength Range | 190–400 nm |
| Primary Measurement Wavelength | 225 nm |
| Absorbance Stability | ±0.005 Abs / 10 min |
| Absorbance Range | 0.000–2.000 Abs |
| Detection Limit | 0.001 mg/L |
| Repeatability | RSD ≤ 1% (for 2–20 mg/L oil standards, n=11) |
| Accuracy | ±2% |
| Resolution | 0.001 mg/L |
| Correlation Coefficient | R > 0.9995 (calibration range: 0–20 mg/L) |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Model | InLab-2500 |
| Detection Method | UV Spectrophotometry (225 nm) |
| Extraction Solvent | n-Hexane |
| Compliance | HJ 970–2018 |
| Detection Limits | Petroleum Hydrocarbons ≤ 0.01 mg/L, Animal & Vegetable Oils ≤ 0.5 mg/L |
| Measurement Range | 0.01–100 mg/L |
| Repeatability | ≤1% (at 20 mg/L petroleum standard) |
| Linearity | R > 0.999 |
| Sample Throughput | Multi-sample capable (manual or optional auto-extraction) |
| Cell Type | 20 mm quartz cuvette |
| Data Storage | 10,000 records with power-loss protection |
| Interface | RS232 & USB |
| Operating Temp | 5–40 °C |
| Power | AC 220 V ±15%, 50 Hz, 28 W |
| Dimensions | 395 × 298 × 120 mm |
| Weight | 4.5 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (PRC) |
| Model | InLab-ET1020A |
| Price Range | USD 1,400 – 7,200 |
| Instrument Type | Benchtop Laboratory TOC Analyzer |
| Detection Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Oxidation Method | High-Temperature Catalytic Combustion (680 °C w/ catalyst or 900 °C non-catalytic) |
| Measurement Range | 0–50,000 ppm C |
| Accuracy | ±3% of reading |
| Resolution | 0.001 ppb C |
| Detection Limit | 0.05 ppm C |
| Repeatability | ≤3% RSD |
| Sample Loop Volumes | 25–400 µL (user-selectable) |
| Analysis Time | 4–8 min per TC/TIC/TOC cycle |
| Compliance | ASTM D5907, EPA Method 415.3, ISO 8245, EN 1484, DIN 38409-H32, USP <643>, Chinese National Standard GB 13193–1991 & WS/T 138–1999 |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | ISCO 2150 |
| Pricing | Upon Request |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Model | 3700 Series |
| Enclosure Rating | NEMA 4X/6 (IP67) |
| Sampling Modes | Time-Proportional, Flow-Proportional, Event-Triggered (e.g., Storm Surge) |
| Sample Volume Accuracy | ±2% of set volume |
| Liquid Detection | Non-contact LD-90 Sensor (U.S. Patent No. 5,125,801) |
| Insulation | R-11 Foam (3700 Portable), Dual-Wall Construction |
| Bottle Capacity | Up to 24 × 1-L bottles (3700 Full-Size), 12 × 1-L bottles (3700C Compact) |
| Operating Temperature Range | –20 °C to +50 °C |
| Pump Type | Precision Peristaltic |
| Controller | Sealed, Corrosion-Resistant Housing |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Model | ISCO 4700 |
| Enclosure Material | Rotomolded Linear Low-Density Polyethylene (LLDPE) |
| Operating Temperature Range | –29 °C to +49 °C |
| Refrigeration System | High-Efficiency Compressor with Thermal-Insulated Cabinet |
| Pump Type | Heavy-Duty Peristaltic Pump |
| Maximum Lift Height | 7.6 m |
| Minimum Flow Velocity | 0.6 m/s (per US EPA requirements) |
| Sampling Modes | Time-Proportional, Flow-Proportional (Volume- or Time-Triggered), Composite or Discrete Bottle Sampling |
| Alarm Outputs | 4 Digital Relay Outputs |
| Input Compatibility | 4–20 mA and Pulse Flow Signals |
| Data Logging | Internal 24-hour Temperature & Event Log |
| Software Interface | RS-232 Serial Communication (HyperTerminal-Compatible) |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | ISCO 4700 |
| Pricing | Upon Request |
| Instrument Type | Portable Water Sampler |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | ISCO 6712 |
| Pricing | Available Upon Request |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | ISCO 6712 |
| Quotation | Upon Request |
| Instrument Type | Portable Water Sampler |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Isco 5800 |
| Pricing | Upon Request |
| Origin | Germany |
|---|---|
| Type | Laboratory TOC Analyzer |
| Detection Principle | Non-Dispersive Infrared Absorption (NDIR) |
| Oxidation Method | High-Temperature Catalytic Combustion |
| Measurement Range | 0–50,000 ppm TOC |
| Accuracy | ±3% of reading |
| Detection Limit | 0.05 ppm |
| Resolution | 0.001 ppb |
| Repeatability | ≤3% RSD |
| Compliance | USP <643>, EP 2.2.44, ChP 0912, FDA 21 CFR Part 11, GLP/GMP-ready |
| Brand | JENCO |
|---|---|
| Origin | USA |
| Model | 9173 / 9173R |
| Measurement Principle | Polarographic (Clark-type) |
| Range | 0.00–20.00 ppm DO |
| Accuracy | ±2% FS |
| Air Saturation Range | 0.0–200.0% |
| Temp Range | −6.0–46.0 °C |
| Temp Accuracy | ±0.3 °C |
| Resolution | 0.01 ppm DO, 0.1% sat, 0.1 °C |
| Temp Compensation | Automatic (−6.0–46.0 °C) |
| Pressure Compensation | Adjustable (600–1100 mbar, default 1013 mbar) |
| Salinity Compensation | Adjustable (0.0–40.0 ppt, default 0.0 ppt) |
| Calibration Memory | Yes |
| Communication | RS-232C (9173R only) |
| Power | AC adapter (DC 9 V) or 6 × AA batteries |
| Dimensions | 230 × 165 × 80 mm |
| Weight | ~650 g (without batteries) |
| Compliance | Designed for ISO/IEC 17025-aligned lab environments |
| Electrode | Imported polarographic DO sensor (LD-900-7) |
| Brand | JENSPRIMA |
|---|---|
| Origin | Shanghai, China |
| Model | innoCon 6500CL |
| Instrument Type | Online Analyzer |
| Measurement Principle | Amperometric Electrochemical Sensor |
| Measured Parameters | Free Chlorine, Chlorine Dioxide, Ozone (multi-parameter) |
| Range | 0.000–2.000 ppm and 0.00–20.00 ppm |
| Accuracy | ±2% F.S. |
| Resolution | 0.001 ppm / 0.01 ppm |
| Detection Limit | 0.001 ppm |
| Temperature Compensation | Automatic (Pt1000 sensor, ±10.0 °C offset adjustable) or Manual |
| Operating Temperature | –10.0 to +60.0 °C |
| Relative Humidity | 10–90% RH (non-condensing) |
| Display | Backlit LCD (44 × 65 mm, yellow backlight) |
| Power Supply | 90–260 VAC, 50/60 Hz |
| Output Signals | Two isolated 4–20 mA outputs (configurable, max. 600 Ω), RS485 Modbus RTU |
| Relay Outputs | Two SPDT relays (5 A / 250 VAC, 5 A / 30 VDC), independently configurable Hi/Lo alarm with hysteresis |
| Enclosure Rating | IP54 |
| Mounting | Panel-mount (DIN 43700, cutout 92 × 92 mm) |
| Dimensions | 96 × 96 × 130 mm |
| Weight | 0.45 kg |
| Housing Material | Flame-retardant plastic |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | Aquaculture Water Rapid Test Kit |
| Price Range | USD 140–1,400 (based on configuration) |
| Instrument Type | Portable |
| Measurement Principle | Colorimetric Method |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-101SA |
| Instrument Type | Portable |
| Measurement Principle | Colorimetric Method (Nessler Reagent) |
| Measurement Range | 0.00–5.00 mg/L as N |
| Accuracy | ±5% |
| Detection Limit | 0.10 mg/L as N |
| Light Source Wavelength | 430 nm |
| Compliance Standard | GB/T 5750.5–2006 |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable Analyzer |
| Model | GDYS-101SN2 |
| Measurement Principle | DPD Colorimetric Spectrophotometry |
| Measured Parameter | Free Residual Chlorine |
| Measurement Range | 0.00–5.00 mg/L |
| Accuracy | ±5% of reading |
| Detection Limit | 0.05 mg/L |
| Analysis Time | ≤3 minutes per sample |
| Reagent Format | Single-use, pre-calibrated DPD reagent vials |
| Compliance | Designed for field-deployable water quality screening in accordance with standard methods aligned with APHA 4500-Cl G, ISO 7393-2, and EPA Method 334.0 |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable |
| Model | GDYS-101SN3 |
| Measurement Parameter | Free Residual Chlorine |
| Measurement Range | 0.00–2.50 mg/L |
| Accuracy | ±5% |
| Detection Limit | 0.01 mg/L |
| Light Source | High-Brightness LED |
| Wavelength | 520 nm |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-101SX |
| Pricing | Available Upon Request |
| Detection Limit | 0.01 mg/L |
| Measurement Range | 0.00–0.40 mg/L |
| Accuracy | ±5% |
| Method Compliance | GB/T 5750.5–2006 |
| Analysis Time | ≤20 minutes per sample |
| Reagent Format | Single-use, pre-packaged test kits |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-102SL2 |
| Price | Upon Request |
| Light Source | High-brightness LED |
| Wavelength | 470 nm |
| Detection Limit | 0.5 mg/L |
| Measurement Range | 0.0–4.0 mg/L |
| Accuracy | ±5% |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |
| Brand | Jiada Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | GDYS-103SI |
| Detection Principle | Colorimetric Endpoint Titration with Integrated Micro-Dosing System |
| Detection Limit | 0.5 mg/L as CaCO₃ |
| Measurement Range | 0.00–8.00 mg/L as CaCO₃ |
| Reagent Format | Pre-packaged Single-Use Vials |
| Enclosure | Rugged ABS Hand-Carry Case with Foam Inserts |
| Compliance | Designed to support ASTM D1067 and ISO 9963-1 field-adapted protocols |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic Laboratory Water Quality Analyzer |
| Model | GDYS-104SI |
| Detection Target | Bromate (BrO₃⁻) |
| Measurement Range | 0.004–0.040 mg/L |
| LOD | 0.004 mg/L |
| Accuracy | ±0.001 mg/L |
| Analysis Time | ≤30 min (sample-to-result) |
| Light Source Lifetime | ≥100,000 hours |
| Control System | Embedded Microcontroller |
| Display | Large LCD Screen |
| Data Output | Built-in Thermal Printer Support |
| Regulatory Context | Designed for compliance with GB/T 5750.10–2023 (China Standard Methods for Examination of Drinking Water – Disinfection By-products), suitable for routine monitoring under ISO/IEC 17025-accredited laboratories |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-104SM |
| Light Source | High-brightness LED |
| Wavelength | 510 nm |
| Detection Limit | 5 mg/L |
| Measurement Range | Low Range: 5.0–500.0 mg/L |
| High Range | 0.05–65% (requires sample dilution) |
| Accuracy | ±5% |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-104SN |
| Light Source | High-Brightness LED |
| Wavelength | 430 nm |
| Detection Limit | 1.0 mg/L |
| Measurement Range | 0.0–50.0 mg/L |
| Accuracy | ±5% |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |
| Brand | Jiada Xiaotian'e |
|---|---|
| Model | GDYS-302S |
| Instrument Type | Portable/handheld water quality analyzer |
| Detection Parameters | Ammonia nitrogen (NH₃-N), Nitrite nitrogen (NO₂⁻-N), Nitrate nitrogen (NO₃⁻-N) |
| Optical Source | High-brightness LED |
| Wavelengths | 430 nm, 538 nm |
| LOD | NH₃-N: 0.1 mg/L (as N), NO₂⁻-N: 0.01 mg/L (as N), NO₃⁻-N: 0.5 mg/L |
| Measurement Ranges | NH₃-N: 0.00–5.00 mg/L (as N), NO₂⁻-N: 0.00–0.40 mg/L (as N), NO₃⁻-N: 0.0–20.0 mg/L |
| Accuracy | ±5% FS |
| Power Supply | AC 220 V ±10%, 50 Hz ±2% or rechargeable Li-ion battery (7.4 V, 900 mAh) |
| Dimensions | 310 × 225 × 125 mm |
| Weight | 1.7 kg |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | GDYS-501M |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Nitrite Nitrogen (A & B), Dissolved Oxygen, Sulfide, Ammonia Nitrogen, Nitrate Nitrogen, Volatile Phenols, Temperature, pH, Salinity |
| Light Source | High-Brightness LEDs |
| Wavelengths | 430 nm, 520 nm, 538 nm, 630 nm |
| Detection Limits | Nitrite-N (A): 0.01 mg/L |
| Nitrite-N (B) | 0.001 mg/L |
| DO | 0.1 mg/L |
| Sulfide | 0.02 mg/L |
| NH₃-N | 0.10 mg/L |
| NO₃⁻-N | 0.5 mg/L |
| Volatile Phenols | 0.10 mg/L |
| Temp | ±0.2 °C |
| pH | ±0.2 |
| Salinity | ±0.2% |
| Measurement Ranges | Nitrite-N (A): 0.00–0.40 mg/L |
| Nitrite-N (B) | 0.000–0.100 mg/L |
| DO | 0.0–10.0 mg/L |
| Sulfide | 0.00–1.00 mg/L |
| NH₃-N | 0.00–5.00 mg/L |
| NO₃⁻-N | 0.0–20.0 mg/L |
| Volatile Phenols | 0.10–5.00 mg/L |
| Temp | −50 to +300 °C |
| pH | 0.2–14.0 |
| Salinity | 0.2–28.0% |
| Accuracy | ±5% FS |
| Power Supply | AC Adapter (220 V ±10%, 50 Hz ±1 Hz) or Rechargeable Li-ion Battery (7.4 V, 900 mAh) |
| Dimensions | 310 × 225 × 125 mm |
| Weight | 1.7 kg |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | GDYS-601S |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Nitrite Nitrogen, Ammonia Nitrogen, Dissolved Oxygen, pH, Salinity, Temperature |
| Measurement Range | Nitrite-N: 0.01–0.40 mg/L |
| Ammonia-N | 0.1–9.0 mg/L |
| DO | 0.1–10.0 mg/L |
| pH | 0.0–14.0 |
| Salinity | 0.2–28% |
| Temperature | −50 to +150 °C |
| Accuracy | Nitrite-N: ±5% |
| Ammonia-N | ±5% |
| DO | ±5% |
| pH | ±0.2 |
| Salinity | ±2% |
| Temperature | ±1% |
| Analysis Time | 3–20 min per parameter |
| Methodology | Standardized Colorimetric Methods (GB-based) |
| Reagent Format | Single-use, parameter-specific test kits |
| Display | Direct digital concentration readout |
| Brand | Jiada Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-301S |
| Instrument Type | Portable |
| Measurement Principle | DPD Spectrophotometry |
| Measured Parameters | Residual Chlorine, Chlorine Dioxide, Chlorite |
| Measurement Ranges | Chlorine Dioxide: 0.00–3.00 mg/L |
| Residual Chlorine | 0.00–2.50 mg/L |
| Chlorite | 0.00–2.00 mg/L |
| Accuracy | ±5% |
| LOD | Chlorine Dioxide: 0.02 mg/L |
| Residual Chlorine | 0.01 mg/L |
| Chlorite | 0.05 mg/L |
| Light Source | High-Brightness LED |
| Wavelength | 520 nm |
| Absorbance Range | 0.000–2.000 Abs |
| Stability | ≤0.005 Abs/h |
| Power Supply | 9 V Battery (Auto-Shutdown after 30 min |
| Operating Temperature | 0–50 °C |
| Brand | Jiada Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Model | GDYS-TS600 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurable Parameters | Color, Turbidity, pH, Total Hardness, Free Chlorine, Total Chlorine, Residual Chlorine Species, Heavy Metals (As, Cr⁶⁺, Fe, Mn, Cu, Zn, Al, etc.), Microbiological Indicators (Total Coliforms, E. coli, Heterotrophic Plate Count), Oxidants (O₃, ClO₂, ClO₂⁻), Nutrients (NO₃⁻-N, NH₃-N, PO₄³⁻, NO₂⁻-N), Organic Indices (CODₘₙ, Formaldehyde, Phenols), Conductivity, Sulfate, Fluoride, Cyanide, Chloride, Sulfide, etc. |
| Display | 10-inch capacitive color touchscreen with integrated QWERTY keyboard |
| Connectivity | Wi-Fi & Bluetooth 5.0 |
| Data Storage | Internal ≥32 GB SSD + cloud-sync capable |
| Printing | Built-in thermal printer + external USB/Bluetooth printer support |
| Power Supply | Rechargeable Li-ion battery (≥8 h continuous operation) |
| Enclosure | IP65-rated ABS carrying case with shock-absorbing design |
| Compliance | Designed to support ASTM D1293 (pH), ASTM D1889 (turbidity), ISO 7027 (turbidity), ISO 8694 (color), USP <643> (conductivity), EPA 180.1 (coliforms), GB/T 5750 series (Chinese Standard Methods for Drinking Water) |
| Brand | Jiada Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-101SM2 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Analyte | Manganese |
| Detection Limit | 0.50 mg/L |
| Measurement Range | 0.00–4.00 mg/L |
| Accuracy | ±5% |
| Compliance Standard | GB/T 5750.6–2006 |
| Analysis Time | ≤10 minutes per sample |
| Reagent Format | Single-use proprietary test kit |
| Brand | Jiada Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable |
| Model | GDYS-101SN4 |
| Measurement Principle | Colorimetric Method (DPD-based) |
| Measured Parameters | Residual Chlorine, Total Chlorine |
| Range | Residual Chlorine: 0.00–2.50 mg/L |
| Total Chlorine | 0.00–2.50 mg/L |
| Accuracy | ±5% of reading |
| Detection Limit | 0.01 mg/L for both residual and total chlorine |
| Light Source | High-brightness LED |
| Wavelength | 520 nm |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |