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| Brand | Jilin University Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-102SY |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Target Analyte | Phosphate |
| Detection Limit | 0.1 mg/L |
| Measurement Range | 0.0–1.0 mg/L |
| Accuracy | ±5% |
| Analysis Time | ≤15 minutes |
| Reagent Format | Single-use, pre-packaged test kits |
| Brand | Jilin University Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-101SI2 |
| Price Range | USD 280–1,400 (FOB) |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameter | Calcium (Ca²⁺) |
| Detection Limit | 0.10 mg/L |
| Measurement Range | 0.00–2.00 mg/L |
| Accuracy | ±3% of full scale |
| Method | CPPI (Colorimetric Photometric Procedure with Integrated Reagent) |
| Brand | Jida Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GDYS-102SK |
| Price Range | USD 280–1,400 (FOB) |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameter | Permanganate Index (COD<sub>Mn</sub>) |
| Detection Limit | 0.50 mg/L |
| Measurement Range | 0.00–8.00 mg/L |
| Accuracy | ±5% of reading |
| Method | Micro-titration with pre-packaged reagent kit |
| Analysis Time | ≤10 minutes per sample |
| Sample Matrix | Drinking water and raw water sources with chloride concentration <300 mg/L (as Cl⁻) |
| Brand | Jilin University Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-101ST |
| Pricing | Upon Request |
| Detection Limit | 0.1 mg/L |
| Measurement Range | 0.0–3.0 mg/L |
| Accuracy | ±5% |
| Method Standard | GB/T 5750.6–2006 |
| 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 | JiDa-Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Model | GDYS-MW400 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Detection Parameters | Total Phosphorus, Ammonia Nitrogen, Total Nitrogen, Chemical Oxygen Demand (COD) (High-Range & Low-Range) |
| Wavelengths | 380 / 430 / 470 / 520 / 538 / 595 / 630 nm |
| Photometric Stability | ±0.005 Abs/h |
| Detector | Integrated Photodiode Sensor |
| Light Source | High-Brightness LED (100,000 h lifetime) |
| Sample Cells | 19 mm cylindrical glass cuvettes & 50 mm rectangular glass cuvettes |
| Power Supply | AC 220 V ±10 %, 50 Hz ±1 Hz / Rechargeable Li-ion battery (8.4 V, 1800 mAh) |
| Operating Temperature | 5–40 °C |
| Dimensions | 310 × 225 × 125 mm |
| Weight | 1.7 kg |
| Data Interfaces | USB 2.0, RS-232 |
| Connectivity | Bluetooth (for printer pairing), PC software for Excel export and report generation |
| Brand | Jilin University Little Swan |
|---|---|
| Origin | Changchun, Jilin, China |
| Model | GDYS-S7000 |
| Instrument Type | Portable Colorimetric Water Quality Analyzer |
| Dimensions | 85 mm × 200 mm × 95 mm |
| Display | Full-color TFT Touchscreen |
| Power | Rechargeable Lithium-ion Battery |
| Weight | <1000 g |
| Detection Parameters | Free Chlorine, Total Chlorine, Chlorine Dioxide, Ozone, Formaldehyde, Chlorite, Available Chlorine |
| Calibration | Pre-stored Multi-point Calibration Curves |
| Connectivity | Bluetooth-enabled for Thermal Printer Integration |
| Sample Cell | Optimized Long-Path Cuvette Design |
| Reagents | Pre-formulated, Single-use Solid/Powdered Reagent Kits |
| Brand | Jiada Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-101SZ2 |
| Pricing | Available Upon Request |
| Detection Limit | 0.5 NTU |
| Measurement Range | 0.0–60.0 NTU |
| Accuracy | ±5% of reading |
| Compliance | GB/T 5750.4–2006 |
| Analysis Time | ≤3 minutes per sample |
| Brand | JiDa-Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-101SG |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Target Analyte | Hexavalent Chromium (Cr(VI)) |
| Detection Limit | 0.01 mg/L |
| Measurement Range | 0.00–1.00 mg/L |
| Accuracy | ±5% |
| Method Compliance | GB/T 5750.6–2006 |
| Analysis Time | ≤3 minutes per sample |
| Reagent Format | Single-use, pre-packaged test kit |
| Brand | JiDa-Xiaotianshen |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | OEM Manufacturer |
| Region of Manufacture | Domestic (China) |
| Model | GDYS-301M |
| Price Range | USD 1,400–4,200 |
| Instrument Type | Benchtop Water Quality Analyzer |
| Test Parameters | Free Chlorine, Total Chlorine, Chlorine Dioxide, Nitrate Nitrogen, Ozone, Ammonia Nitrogen, and 35 Total Parameters |
| Brand | Jilin University Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | GDYS-102SH2 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameter | Sulfate |
| Detection Limit | 2.0 mg/L |
| Measurement Range | 0.0–20.0 mg/L |
| Accuracy | ±5% |
| Analysis Time | ≤5 minutes |
| Reagent Format | Single-use, pre-packaged test kit |
| 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 |
| 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 | Jilin University Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-103SN |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Target Analyte | Hydrogen Sulfide (H₂S) |
| Detection Limit | 0.01 mg/L |
| Measurement Range | 0.00–1.00 mg/L |
| Accuracy | ±5% of full scale |
| Analysis Time | ≤20 minutes per sample |
| Reagent Format | Single-use, pre-packaged test kit |
| Brand | Jiada Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-601SB |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Parameters | Chlorine Dioxide, Free Chlorine, Total Chlorine, Chlorite, Ozone, Formaldehyde |
| Light Source | High-Brightness LED |
| Wavelengths | 520 nm, 538 nm |
| LOD | Free Cl₂: 0.01 mg/L |
| Total Cl₂ | 0.01 mg/L |
| ClO₂ | 0.02 mg/L |
| ClO₂⁻ | 0.05 mg/L |
| O₃ | 0.05 mg/L |
| HCHO | 0.05 mg/L |
| Measurement Range | Free Cl₂ & Total Cl₂: 0.00–2.50 mg/L |
| ClO₂ | 0.00–3.00 mg/L |
| ClO₂⁻ & O₃ | 0.00–2.00 mg/L & 0.00–2.50 mg/L respectively |
| HCHO | 0.00–1.50 mg/L |
| Operating Temperature | 15–40 °C |
| Power Supply | DC 9 V (9V alkaline battery) |
| Dimensions | 170 × 90 × 35 mm |
| Weight | 300 g |
| Cuvette | Dedicated 30-mm disposable reaction/measurement cuvette |
| Calibration | Built-in calibration curves |
| Brand | Jiada Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable Water Quality Analyzer |
| Model | GDYS-103SF2 |
| Detection Parameter | Anionic Surfactants (e.g., LAS, AES) |
| Detection Limit | 0.1 mg/L |
| Measurement Range | 0.0–3.0 mg/L |
| Accuracy | ±5% |
| Analysis Time | ≤5 min per sample |
| Reagent Format | Single-use, pre-packaged test kits |
| Compliance | Designed for field-deployable compliance screening per GB/T 5750.4–2023 (China Standard for Drinking Water Quality — Determination of Anionic Surfactants) |
| Brand | Jiada Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | GDYS-401M |
| Price Range | USD 4,200 – 7,000 |
| Instrument Type | Benchtop Laboratory Water Quality Analyzer |
| Target Analytes | Total Nitrogen (TN), Total Phosphorus (TP), Chemical Oxygen Demand (COD), Ammonia Nitrogen (NH₃-N) |
| Wavelength Range | 200–1000 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | 0.2 nm |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | 0.2% T |
| Baseline Stability | 0.002 A/h |
| Stray Light | ≤0.05% T |
| Data Interface | USB |
| Light Sources | Imported Deuterium Lamp & Tungsten Halogen Lamp |
| Power Supply | AC 220 V ±10% |
| Operating Temperature | 0–50 °C |
| Brand | Jilin University Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | GDYS-102SJ2 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Target Analyte | Urea |
| Detection Limit | 0.5 mg/L |
| Measurement Range | 0.0–10.0 mg/L |
| Accuracy | ±5% |
| Analysis Time | 50 minutes per sample |
| Reagent Format | Single-use dedicated reagent kit |
| Brand | Jilin University Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-101SC2 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Measured Parameter | Ozone (O₃) |
| Detection Method | DPD Colorimetric Method |
| Lower Detection Limit | 0.05 mg/L |
| Measurement Range | 0.00–2.50 mg/L |
| Accuracy | ±3% of full scale |
| Analysis Time | ≤3 minutes per sample |
| Reagent Format | Single-use, pre-packaged DPD reagent kits |
| Brand | Jilin University Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-102SA2 |
| Price Range | USD 280–1,400 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Target Analyte | Nitrate Nitrogen (NO₃⁻-N) |
| Detection Limit | 0.2 mg/L |
| Measurement Range | 0.0–4.0 mg/L |
| Accuracy | ±5% of full scale |
| Analysis Time | ≤20 minutes per sample |
| Reagent Format | Single-use, pre-packaged test kits |
| Brand | JiDa Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Model | GDYS-900M |
| Instrument Type | Portable/HANDHELD Water & Air Quality Analyzer |
| Detection Parameters | Residual Chlorine, Total Chlorine, Ozone, Chlorine Dioxide, Ammonia Nitrogen, Sulfide (Water) |
| Light Source | High-Brightness LED |
| Wavelengths | 380, 430, 470, 520, 538, 595, 630 nm |
| Photometric Stability | ≤0.005 Abs/h |
| Operating Temperature | 5–40 °C |
| Detector | Integrated Photodiode Sensor |
| Sample Cell | Cylindrical Glass Cuvettes & Standard Glass Cuvettes |
| Power Supply | AC/DC Dual Mode |
| Data Storage | 32 GB internal flash memory |
| Connectivity | USB 2.0, RJ45 Ethernet, Built-in Wi-Fi (IEEE 802.11 b/g/n) |
| Display | Color TFT Touchscreen |
| OS | Windows Embedded Standard 7 |
| Onboard Software | Preloaded calibration curves, sample metadata entry (sample ID, analyte, operator, lab name), audit-ready data logging |
| Printing | Integrated thermal printer + external printer support via USB/Ethernet/Wi-Fi |
| 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 | Jilin University Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-101SP |
| Pricing | Available Upon Request |
| Detection Limit | pH 5.50 |
| Measurement Range | pH 5.50–9.00 |
| Accuracy | ±5% of full scale |
| Analysis Time | ≤3 minutes per sample |
| Reagent Format | Single-use, pre-calibrated test kits |
| Brand | JiDa-Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-201M |
| Price Range | USD 280 – 1,400 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Free Chlorine, Total Chlorine, Available Chlorine, Chlorine Dioxide, Chlorite, Ozone, Formaldehyde, Hydrogen Peroxide, Peracetic Acid |
| Light Source | High-Brightness LED (380/430/470/520/538/595/630 nm selectable per configuration) |
| Optical Stability | ≤0.005 Abs/h |
| Detector | Integrated Photodiode Sensor |
| Sample Cell | Cylindrical Glass Cuvette & Standard Glass Cuvette (10 mm pathlength) |
| Display | 4.7-inch TFT LCD with Chinese UI |
| Power Supply | Rechargeable Li-ion Battery + AC Adapter |
| Interfaces | USB 2.0, RS-232 (COM) |
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