Water Quality Analysis
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| Brand | Zykx |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | InLab-2300 |
| Instrument Type | Portable |
| Measurement Principle | Infrared Spectrophotometry (Dual-Wavelength & Full-Spectrum Scan) |
| Measurement Range | 0.00–100 mg/L (water sample, standard 4 cm quartz cuvette) |
| Detection Limit | <0.12 mg/L (CCl₄ extract) |
| <0.003 mg/L (water sample, 40 | 1 extraction ratio, 4 cm cuvette) |
| Accuracy | ±0.4 mg/L (C < 10 mg/L) |
| Repeatability | ≤1% (for 20 & 40 mg/L oil standards) |
| Resolution | 0.001 mg/L |
| Measurement Frequency | 5 samples/min |
| Wavenumber Range | 3400–2400 cm⁻¹ |
| Baseline Drift | <0.001 AU/60 min |
| Absorbance Range | 0.0000–3.000 AU |
| Linear Correlation Coefficient | R > 0.999 |
| Power Supply | 220 V ±22 V, 50 Hz ±1 Hz, 40 VA |
| Dimensions | 470 × 380 × 210 mm |
| Weight | ~12 kg |
| Operating Environment | 5–35 °C, 20–90% RH |
| Battery Life | ~8 h (integrated Li-ion) |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Model | ZYKX |
| Application | Field-based soil erosion simulation, rainfall-runoff-sediment process monitoring, slope hydrology research |
| Rainfall Area | 8–50 m² (customizable) |
| Rainfall Height | ≤3.2 m |
| Rainfall Intensity Range | 15–150 mm/h |
| Raindrop Diameter | 0.5–6 mm (7 selectable classes, 3 pre-configured) |
| Rainfall Uniformity Coefficient | ≥0.85 |
| Rainfall Measurement Accuracy | ±0.01 mm/h |
| Rainfall Regulation Resolution | 5 mm/h |
| Sediment Concentration Range | 1–400 kg/m³ (±5% error <100 kg/m³ |
| Runoff Flow Rate Range | 3–2400 mL/s (±3% error) |
| Sampling Interval | 20–300 s |
| Slope Adjustment Range | 0–30° |
| Portable Steel Flume Dimensions | Adjustable from 2×4 m to 3×5 m |
| Vehicle Platform | Great Wall Fengjun 5 pickup truck |
| Power Supply | Onboard generator + optional solar/battery backup |
| Data Transmission | Wireless telemetry (optional) |
| Compliance | Designed for ASTM D422, ISO 11277, USLE/RUSLE framework implementation, GLP-aligned data logging architecture |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | PCD-2015 |
| Pricing | Upon Request |
| Display | 4.3" Color Touchscreen (Chinese UI) |
| Power | Rechargeable Li-ion Battery (24 h continuous operation) |
| Dimensions | 260 × 155 × 50 mm |
| Weight | 1.3 kg |
| Connectivity | USB 2.0, Bluetooth 4.2 (optional) |
| Data Storage | Internal memory for ≥10,000 measurement records |
| Enclosure | Anodized aluminum alloy, IP67-rated |
| Printer Support | Optional thermal printer module |
| Compliance | Meets technical requirements of HJ/T 96–2003, HJ/T 99–2003, and HJ 506–2009 (China EPA) |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Model | PTB-200M |
| Instrument Type | Portable |
| Detection Principle | Anodic Stripping Voltammetry (ASV) + Colorimetry |
| Target Elements | Cu, Cd, Pb, Zn, As, Hg, Mn, Sb, Ni (expandable) |
| Detection Time | ≤5 min per sample |
| Accuracy | RSD ≤2% (at Cd 50 µg/L) |
| Resolution | 1 ppb |
| Detection Limits | ≤0.5 µg/L (ASV mode) |
| Measurement Range (ASV) | 0.1 µg/L – tens of mg/L |
| Measurement Range (Colorimetry) | 0.01–5 mg/L (for Cr(VI), Ni, Mn, Cu, Cr, Pb, Zn, Fe, Co, etc.) |
| Compliance | Aligns with EPA Method 7063, ISO 8692, GB/T 5750.6–2023, and ASTM D3559 |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | PTB-2020 |
| Pricing | Upon Request |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Model | PTB-CL20 |
| Instrument Type | Portable |
| Measurement Principle | DPD Colorimetric Method (N,N-Diethyl-p-phenylenediamine) |
| Measurand | Free Residual Chlorine |
| Measurement Range | 0.01–10 mg/L (auto-ranging with dilution support for >2 mg/L) |
| Accuracy | ±5% FS |
| Resolution | 0.01 mg/L |
| Detection Limit | 0.01 mg/L |
| Data Storage | 1000 measurements with non-volatile memory |
| Display | 3.5" color LCD with Chinese GUI |
| Power Supply | 5 × AA rechargeable or alkaline batteries (1.2 V each) |
| Operating Temperature | 5–40 °C |
| Operating Humidity | <85% RH (non-condensing) |
| Dimensions | 200 × 100 × 70 mm |
| Weight | 0.5 kg |
| Light Source | Solid-state cold LED (lifetime >50,000 h) |
| Compliance | Designed per ISO 7393-2 and EPA Method 334.0 principles |
| Battery Life | >10 hours continuous operation |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Model | SCI-025 |
| Sampler Type | Automatic Proportional Water Sampler |
| Sampling Method | Time-Proportional & Flow-Proportional |
| Single Sample Volume | 1–9999 mL (adjustable) |
| Sampling Volume Accuracy | ±5% |
| Proportional Sampling Accuracy | ±10% |
| Sampling Rate | 100–1200 mL/min (adjustable) |
| Sampling Interval | 1–9999 minutes (adjustable) |
| Maximum Suction Lift | ≤8 m |
| Sample Bottle Capacity | ≤1000 mL |
| Number of Sample Bottles | 1–24 |
| Refrigerated Storage Temperature | 4 °C ±1 °C |
| Operating Ambient Temperature | −20 °C to +60 °C |
| Power Supply | AC 220 V, 50 Hz, ±15% |
| Dimensions (W×D×H) | 1050 × 550 × 550 mm |
| Weight | ≤60 kg |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Model | ZYKX-08 |
| Instrument Type | Portable/handheld water quality analyzer |
| Measured Parameters | pH, Nitrite (NO₂⁻), Hydrogen Sulfide (H₂S), Ammonia Nitrogen (NH₃-N), Dissolved Oxygen (DO), Temperature, Salinity, Residual Chlorine |
| Measurement Principle | Colorimetric (for NO₂⁻, NH₃-N, H₂S, residual chlorine) and electrochemical/optical probe-based (for DO, pH, temperature, salinity) |
| DO Range | 0–12 mg/L |
| pH Range | 0–14 |
| Temperature Range | 0–50 °C |
| Salinity Range | 0–50 ppt |
| Residual Chlorine Range | 0–2.5 mg/L |
| NH₃-N Range | 0–10 mg/L |
| NO₂⁻ Range | 0–0.3 mg/L |
| H₂S Range | 0–12 mg/L |
| DO Resolution | 0.001 mg/L |
| pH Resolution | 0.1 |
| Temperature Resolution | 0.1 °C |
| Salinity Resolution | 0.1 ppt |
| Repeatability | ≤2% |
| Accuracy | ±5% FS (full scale) |
| Power Supply | 4 × 1.5 V button cells |
| Housing | Anodized aluminum alloy |
| Compliance | Designed for field-deployable aquaculture monitoring per ISO 7027 (turbidity reference), ASTM D1293 (pH), ASTM D888 (DO), and EPA 365.3 (phosphate-free colorimetric methods) |
| Origin | Shenzhen, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | μChem NIA 2000 |
| Price Range | USD 28,000 – 35,000 |
| Measured Parameters | Total Nitrogen (TN), Total Phosphorus (TP) |
| Instrument Type | Online Analyzer |
| Measurement Principle | Spectrophotometry (UV-Vis) |
| Detection Limit | 0.001 mg/L |
| Accuracy | ±3% of reading |
| Resolution | 0.001 mg/L |
| Power Consumption | 8 W (operational), 1.2 W (standby) |