Environmental Monitoring Instruments
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| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | RP6000 |
| Price Range | USD 700–1,400 |
| Instrument Class | Dose Rate / Integrated Dose Meter |
| Form Factor | Portable |
| Measured Medium | Ambient Air (Gas Phase) |
| Detector Type | NaI(Tl) Scintillation Crystal (φ30 × 25 mm) |
| Radiation Types | X-ray and Gamma-ray |
| Dose Rate Range | 0.01–200.00 µSv/h |
| Cumulative Dose Range | 0.00 µSv–9.99 Sv |
| Sensitivity | ≥350 CPS per µSv/h |
| Energy Response Range | 48 keV–3 MeV |
| Relative Accuracy | ≤±8% at 200.00 µSv/h |
| Measurement Duration | Adjustable from 5 to 120 seconds |
| Alarm Thresholds | User-Configurable for both dose rate and cumulative dose |
| Display Units | µSv/h (ambient dose equivalent rate), µGy/h (air kerma rate), µSv (cumulative dose), CPS (count rate) |
| Power Supply | Two D-size alkaline batteries |
| Power Consumption | ≤200 mW (excluding backlight) |
| Weight | 1.30 kg (including batteries) |
| Dimensions | 420 × 180 × 88 mm |
| Brand | Zhonghuipu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Product Origin | Domestic (China) |
| Model | DAS-2 |
| Pricing | Upon Request |
| Standard Gas Input Channels | 1–4 |
| Diluent Gas Flow Range | 0–5 L/min (customizable) |
| Standard Gas Flow Range | 0–100 mL/min (customizable) |
| Flow Measurement Accuracy | ±1% F.S. |
| Flow Control Repeatability | ±0.2% F.S. |
| Linearity Accuracy | ±0.5% F.S. |
| Operating Ambient Temperature | 5–50 °C |
| Dimensions (W×D×H) | 320×200×250 mm |
| Power Supply | 220 VAC, 50 Hz |
| Human-Machine Interface | Intelligent Touchscreen |
| Operating Pressure Range | 0.05–0.3 MPa |
| Tubing Material | PTFE |
| Fitting Type | M8×1 (customizable) |
| Brand | Zhonghuipu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | DS-2 |
| Pricing | Upon Request |
| Standard Gas Inlets | 1–4 channels |
| Diluent Flow Range | 0–5 L/min (customizable) |
| Standard Gas Flow Range | 0–100 mL/min (customizable) |
| Flow Measurement Accuracy | ±1% FS |
| Flow Control Repeatability | ±0.2% FS |
| Linearity Accuracy | ±0.5% FS |
| Operating Temperature | 5–50 °C |
| Dimensions | 480 × 450 × 177 mm (19″ 4U rack-mount chassis) |
| Power Supply | 220 VAC, 50 Hz |
| Human-Machine Interface | Integrated touchscreen HMI |
| Operating Pressure | 0.05–0.3 MPa |
| Tubing Material | PTFE |
| Fitting Size | 6 mm OD (customizable) |
| Brand | Zhongyi Yusheng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GA-1 |
| Pricing | Upon Request |
| Dilution Stages | Two-stage (Primary: 200×, Secondary: >10,000×) |
| Flow Control | High-precision mass flow controllers (MFCs) and pressure sensors |
| Tubing Material | PTFE and PEEK |
| Valve Type | Electrically actuated multi-position heated valve (temperature displayed in software) |
| Channel Configuration | 6 total channels — 4 standard gas inlets, 1 diluent gas inlet, 1 secondary dilution channel |
| Touch Interface | 7-inch capacitive color touchscreen |
| Sample Handling | Pressurized sample dilution with automatic initial/final pressure reading and ratio calculation |
| Compliance | Designed for ISO/IEC 17025-compliant calibration labs and EPA Method TO-14/TO-15 trace gas preparation workflows |
| Brand | Zhongyi Yusheng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Regional Classification | Domestic (China) |
| Model | SMCS-1 |
| Instrument Type | Conventional Automated Gas Sampler |
| Flow Control | Integrated Mass Flow Controller (MFC) with Pressure Sensor (kPa-level) |
| Leak Detection | Automated Pre-sampling Canister Leak Check |
| Power Supply | Rechargeable Lithium Battery (24 h continuous operation) |
| Data Output | Digital pressure display, flow logging, canister pressure monitoring, USB data export |
| Accessories | Portable protective case, optional particulate inlet filter, optional sampling tripod |
| Compliance | Designed for EPA Method TO-14/TO-15, ASTM D5466, ISO 16017-1 workflows |
| [Brand | Zhuchi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 |
| Detection Principle | High-Temperature Combustion Coupled with Microcoulometric Titration |
| Measurement Range | 0.8–1000 µg/L |
| Accuracy | ±1% |
| Repeatability | ≤1% RSD |
| Detection Limit | 0.8 µg/L |
| Resolution | 0.01 µg |
| Max Combustion Temperature | 1150 °C |
| Furnace Temp Control Stability | ±1 °C |
| Sample Introduction | Nitrogen-Pressurized Column Adsorption |
| Compatible Detection Systems | Microcoulometer or Ion Chromatograph |
| Power Supply | 220 V, 50 Hz, 1.5 kW |
| Dimensions (W×D×H) | 345 × 360 × 660 mm |
| Net Weight | 26 kg] |
| [Brand | Zhuchi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 |
| Detection Principle | High-Temperature Combustion Coupled with Coulometric Titration or Ion Chromatography |
| Detection Range | 0.8 µg/L – 1000 µg/L |
| Accuracy | ±1% |
| Repeatability | ≤1% RSD |
| Detection Limit | 0.8 µg/L |
| Resolution | 0.01 µg |
| Max Operating Temperature | 1150 °C |
| Temperature Stability | ±1 °C |
| Furnace Chamber Dimensions | Ø40 × 300 mm |
| Power Supply | 220 V, 50 Hz, 1.5 kW |
| Net Weight | 26 kg |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995, GB 8978–1996, GB 3544–2008] |
| Key | Principle: High-Temperature Combustion + Microcoulometric Titration |
|---|---|
| Range | 0.8–1000 µg/L |
| Accuracy | ±1% |
| Repeatability | ≤1% |
| LOD | 0.8 µg/L |
| Resolution | 0.01 µg |
| Max Temp | 1150 °C |
| Temp Stability | ±1 °C |
| Furnace Zone | 200 mm |
| Power | 1.5 kW, 220 V/50 Hz |
| Dimensions | 345×360×660 mm |
| Weight | 26 kg |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-1000 |
| Measurement Principle | Combustion-Coulometric Titration |
| Measurement Range | 5–1000 µg/L (as Cl⁻) |
| Accuracy | ±1% |
| Repeatability (RSD) | ≤1% |
| Detection Limit | 0.8–1000 µg/L |
| Resolution | 0.01 µg |
| Compliance | Designed to meet ISO 9562 and EPA Method 1650 requirements for AOX determination |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | AOX-3 |
| Price | USD 4,200 (FOB Zhejiang) |
| Measurement Principle | Combustion–Microcoulometric Titration |
| Measurement Range | 0.8–1000 µg/L as Cl⁻ |
| Accuracy | ±<5% (vs. certified reference materials) |
| Repeatability (RSD) | <5% at ≥10 µg/L |
| Limit of Detection (LOD) | 0.8 µg/L as Cl⁻ |
| Resolution | 0.1 µg/L (digital display) |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 |
| Measurement Principle | Combustion–Coulometric Titration |
| Measurement Range | 0.8–1000 µg/L |
| Accuracy | <5% |
| Repeatability | <5% |
| Limit of Detection (LOD) | 0.8 µg/L |
| Resolution | 0.8 µg/L |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 |
| Detection Principle | High-Temperature Combustion–Microcoulometric Titration |
| Measurement Range | 0.8–1000 µg/L |
| Accuracy | ±1% |
| Repeatability | ≤1% RSD |
| Detection Limit | 0.8 µg/L |
| Resolution | 0.01 µg |
| Combustion Temperature | Up to 1150 °C |
| Furnace Temperature Stability | ±1 °C |
| Heating Rate | Adjustable up to 50 °C/min |
| Furnace Chamber Dimensions | Ø40 × 300 mm |
| Power Supply | 220 V, 50 Hz, 1.5 kW |
| Net Weight | 26 kg |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995, GB 8978–1996, GB 3544–2008 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 |
| Detection Principle | High-Temperature Combustion Coupled with Coulometric Titration |
| Measurement Range | 5–1000 mg sample mass |
| Accuracy | ±1% |
| Repeatability | ≤1% RSD |
| Detection Limit | 0.8–1000 µg/L |
| Resolution | 0.01 µg |
| Max Operating Temperature | 1150 °C |
| Temperature Stability | ±1 °C |
| Heating Rate | Up to 50 °C/min (adjustable) |
| Furnace Chamber | φ40 × 300 mm |
| Power Supply | 220 V, 50 Hz, 1.5 kW |
| Net Weight | 26 kg |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995, GB 8978–1996, GB 3544–2008 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 |
| Detection Principle | High-Temperature Combustion Coupled with Coulometric Titration or Ion Chromatography |
| Detection Range | 0.8 µg/L – 1000 µg/L |
| Accuracy | ±1% |
| Repeatability | ≤1% RSD |
| LOD | 0.8 µg/L |
| Resolution | 0.01 µg |
| Max Operating Temperature | 1150 °C |
| Temperature Stability | ±1 °C |
| Furnace Chamber Dimensions | Ø40 × 300 mm |
| Power Supply | 220 V, 50 Hz, 1.5 kW |
| Net Weight | 26 kg |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995, GB 8978–1996, GB 3544–2008 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 |
| Measurement Principle | High-Temperature Combustion Coupled with Coulometric Titration |
| Measurement Range | 5–1000 mg sample mass |
| Detection Range | 0.8 µg/L – 1000 µg/L |
| Accuracy | ±1% |
| Repeatability | ≤1% RSD |
| Detection Limit | 0.8 µg/L |
| Resolution | 0.01 µg |
| Max Operating Temperature | 1150 °C |
| Temperature Stability | ±1 °C |
| Heating Rate | Up to 50 °C/min (adjustable) |
| Furnace Chamber | φ40 × 300 mm |
| Power Supply | 220 V, 50 Hz, 1.5 kW |
| Net Weight | 26 kg |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995, GB 8978–1996, GB 3544–2008 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 |
| Detection Principle | High-Temperature Combustion Coupled with Microcoulometric Titration |
| Detection Range | 0.8–1000 µg/L |
| Accuracy | ±1% |
| Repeatability | ≤1% RSD |
| LOD | 0.8 µg/L |
| Resolution | 0.01 µg |
| Max Combustion Temperature | 1150 °C |
| Furnace Temp Control Stability | ±1 °C |
| Heating Rate | Adjustable up to 50 °C/min |
| Furnace Chamber | φ40 × 300 mm |
| Power Supply | 220 V, 50 Hz, 1.5 kW |
| Net Weight | 26 kg |
| Dimensions (W×D×H) | 345 × 360 × 660 mm |
| Brand | Zhuochi |
|---|---|
| Model | AOX-3 Standard |
| Origin | Zhejiang, China |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Principle | High-Temperature Catalytic Combustion Coupled with Ion Chromatography or Microcoulometric Detection |
| Measurement Range | 0.8 µg/L to 1000 µg/L |
| Combustion Temperature | Up to 1150 °C |
| Sample Introduction | Nitrogen-pressurized Column Adsorption (Activated Carbon Cartridge) |
| Sample Mass | 5–1000 mg |
| Analysis Time (Combustion & Detection Cycle) | 3–10 min (excluding sample pre-concentration) |
| Carrier Gas | Oxygen ≥99.6% (99.999% recommended) |
| Sample Boat | Modified Quartz Boat for Direct Injection |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | AOX-3 |
| Price | USD 3,950 (FOB) |
| Detection Principle | High-Temperature Combustion Coupled with Microcoulometric Titration or Ion Chromatography |
| Detection Range | 0.8–1000 µg/L (as Cl⁻ equivalent) |
| Accuracy | ±1% |
| Repeatability (RSD) | ≤1% |
| Detection Limit | 0.8 µg/L |
| Resolution | 0.01 µg |
| Max Combustion Temperature | 1150 °C |
| Temperature Control Stability | ±1 °C |
| Heating Rate | Adjustable up to 50 °C/min |
| Furnace Chamber Dimensions | Ø40 × 300 mm |
| Power Supply | 220 V, 50 Hz, 1.5 kW |
| Net Weight | 26 kg |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-3 Standard |
| Measurement Principle | High-Temperature Combustion Coupled with Coulometric Titration |
| Detection Range | 0.8 μg/L to 1000 μg/L |
| Accuracy | <1% |
| Repeatability | <10% |
| Limit of Detection (LOD) | 0.1 μg |
| Resolution | 0.01 μg |
| Max Combustion Temperature | 1150 °C |
| Sample Introduction | Pressurized Nitrogen-Driven Column Adsorption (5–1000 mg) |
| Analysis Time (Combustion & Detection) | 3–10 min (excluding pre-concentration) |
| Required Gases | O₂ ≥99.6% (99.999% recommended), N₂ for adsorption |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | AOX-3-ZC |
| Price | USD 4,200 (approx.) |
| Measurement Principle | Combustion-Coulometric Titration |
| Measurement Range | 5–1000 µg AOX per sample |
| Accuracy | ±1% (relative to certified reference material) |
| Repeatability (RSD) | ≤1% |
| Detection Limit | 0.8–1000 µg/L (sample-dependent, based on 100 mL preconcentration volume) |
| Resolution | 0.01 µg (coulometric current integration) |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | AOX-S |
| Pricing | Upon Request |
| Measurement Principle | Combustion–Microcoulometric Titration |
| Furnace Temperature Range | 500–1000 °C |
| Temperature Accuracy | ±1% ±5 °C |
| Measurement Accuracy | <5% |
| Repeatability | <5% |
| Limit of Detection (LOD) | 0.1 µg/L (as Cl⁻ equivalent) |
| Resolution | Not specified |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-S Zhuochi |
| Measurement Principle | Combustion-Microcoulometric Titration |
| Temperature Range | 500–1000 °C (±1 % ±5 °C) |
| Accuracy | <5 % |
| Repeatability | <5 % |
| Limit of Detection | 0.1 µg/L |
| Compliance | HJ 1214–2021 (China EPA Standard for Water Quality — Determination of Adsorbable Organic Halogens by Microcoulometry) |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-S |
| Measurement Principle | Combustion–Microcoulometric Titration |
| Temperature Range | 500–1000 °C (±1% ±5 °C) |
| Accuracy | <5% |
| Repeatability | <5% |
| Limit of Detection (LOD) | 0.1 µg/L |
| Compliance | Designed per HJ 1214–2021 (China National Standard for AOX in Water) |
| Brand | Zhuochi |
|---|---|
| Model | AOX-WK |
| Detection Principle | Microcoulometric Titration after High-Temperature Combustion |
| Measurement Range | Cl: 0.5–5000 mg/L |
| C | 0.2–50000 mg/L |
| N | 0.5–5000 mg/L |
| Temperature Control | 500–1000 °C, ±1% ±5 °C |
| Repeatability | ≤5% (≥10 mg/L), ≤10% (1–10 mg/L), ≤50% (<1 mg/L) |
| Generator Current | ±2 mA |
| Amplifier Output Voltage | ±30 V |
| Bias Voltage Range | 0–500 mV (continuously adjustable) |
| Power Supply | AC 220 V ±10%, 50 Hz, 3000 W |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | AOX-WK |
| Measurement Principle | Combustion–Microcoulometric Titration |
| Temperature Range | 500 °C to 1000 °C |
| Temperature Accuracy | ±1% ±5 °C |
| Overall Accuracy | <5% |
| Repeatability | <5% |
| Limit of Detection (LOD) | 0.1 µg/L |
| Compliance | HJ 1214–2021 |
| Brand | Zhuochi |
|---|---|
| Model | AOX-WK |
| Standard Compliance | GB/T 34845-2017 |
| Measurement Principle | Microcoulometric Titration after High-Temperature Combustion |
| Detection Target | Adsorbable Organic Halides (AOX), expressed as Cl⁻ |
| Carbon Range | 0.2–5000 mg/L |
| Chlorine Range | 0.5–5000 mg/L |
| Nitrogen Range | 0.5–5000 mg/L |
| Combustion Temperature | 500–1000 °C (±1% ±5 °C) |
| Generator Current | ±2 mA |
| Amplifier Output Voltage | ±30 V |
| Bias Voltage Range | 0–500 mV (continuously adjustable) |
| Repeatability | ≤50% (at <1.0 mg/L), ≤10% (1.0–10 mg/L), ≤5% (>10 mg/L) |
| Power Supply | AC 220 V ±10%, 50 Hz ±0.5 Hz |
| Rated Power | 3000 W |
| Origin | Zhejiang, China |
| Configuration | Host unit, high-temperature combustion furnace, autosampler (optional), quartz pyrolysis tube, titration cell, magnetic stirrer, RS-232 interface for PC connection |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-WK-3 |
| Measurement Principle | Combustion–Microcoulometric Titration |
| Measuring Range | 0–2 mg/kg |
| Limit of Detection (LOD) | 2 mg/kg |
| Repeatability | ≤10% RSD at sample concentration ≤2 mg/L |
| Compliance | GB/T 34845–2017, GB/T 22904–2008 |
| Instrument Type | Environmental Halogen Analyzer for Water and Pulp/Paper Matrices |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-WK-3 |
| Measurement Principle | Combustion-Microcoulometric Titration |
| Detection Range | 0.02 mg/kg – 2 mg/kg |
| Accuracy | ±1 µg Cl |
| Repeatability | ≤10% RSD at sample concentration <2 mg/kg |
| Limit of Detection (LOD) | 0.028 mg/L |
| Resolution | 1 µg Cl |
| Compliance | GB/T 34845-2017, GB/T 22904-2008, GB/T 35613-2017, GB/T 39084-2020, GB/T 35611-2017, GB/T 41533-2022 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Model | AOX-WK-3 Microcoulometric |
| Compliance | GB/T 34845–2017, GB/T 22904–2008 |
| Configuration | Complete AOX determination system with combustion furnace, microcoulometric titration unit, adsorption module, and dedicated software |
| Brand | Zhuochi |
|---|---|
| Model | AOX-WK-3 |
| Measurement Principle | Microcoulometric Titration after High-Temperature Combustion |
| Detection Target | Total Adsorbable Organic Halogens (Cl, Br, I) |
| Carbon Range | 0.2–5000 mg/L |
| Chlorine Range | 0.5–5000 mg/L |
| Nitrogen Range | 0.5–5000 mg/L |
| Combustion Temperature | 500–1000 °C (±1% ±5 °C) |
| Generator Current | ±2 mA |
| Amplifier Output Voltage | ±30 V |
| Bias Voltage Adjustment | 0–500 mV (continuously adjustable) |
| Repeatability | ≤50% (c < 1.0 mg/L), ≤10% (1.0 ≤ c ≤ 10 mg/L), ≤5% (c > 10 mg/L) |
| Power Supply | AC 220 V ±10%, 50 Hz ±0.5 Hz |
| Rated Power | 3000 W |
| Origin | Zhejiang, China |
| Compliance | Designed to support ISO 9562, EPA Method 1650, and DIN EN ISO 9562 workflows |