We will seek cooperation in competition with major cod analyzer, Portable COD Meter companies at home and abroad as well as relevant social parties. Based on the domestic market, we serve global customers, deepen the industrial chain, optimize industrial services, and strive to become a world-class glass oxygen demand analyzer manufacturer. With the development idea of ​​product-driven service and solution, we have formed a corporate and business cluster with collaborative operations capabilities. We inspire our employees' career, sense of responsibility and mission, lead them to explore the meaning of work and life, commit to higher spiritual sublimation, and realize the pursuit beyond personal interests. Our team of experts is always looking for new and better ways to deliver value to our clients. Our company implements the internationalization strategy, seeks the overseas agent, establishes the strategic cooperation partnership. We are willing to sincerely cooperate with customers with safe and reliable products, advanced technology, reasonable prices and fast service to create a better future. Our team of professionals is committed to providing exceptional service and support to our customers to ensure their satisfaction.
  • Benchtop COD Analyzer
    Model: QW-COD-T
    Ambient Temperature: 5 - 40℃
    Relative Humidity: < 85% (no condensation)
    Power Supply: AC 220V±10% / 50Hz
  • Portable COD Meter
    Model: QW-COD-B
    Ambient Temperature: 5 - 40℃
    Relative Humidity: < 85% (no condensation)
    Power Supply: AC 220V±10% / 50Hz
  • Portable Ammonia Nitrogen Meter
    Model: AD-82B
    Measuring Range: 0.00~10 mg/L
    Indication Error: ±5% FS
    Repeatability: ≤3%
    Size: 266×200×130 mm
  • Laboratory Benchtop Turbidity Meter
    Model: WGZ-200AS, WGZ-400AS, WGZ-500AS, WGZ-800AS, WGZ-1000AS
    Principle: 90° scattered light
    Minimum Value (NTU): 0.1
    Indication Error: ±6% (±2% FS)
  • Portable Free Chlorine Meter
    Model: ZYC, ZYL, ZYL10
    Measuring Range: 0.10~4.80 mg/L, 0~5 mg/L, 0~10 mg/L
    Resolution: 0.01mg/L
    Repeatability: 0.01
  • Portable Iron Meter
    Model: BFe
    Measuring Range: 0~5 mg/L
    Resolution: 0.01 mg/L
    Repeatability: 0.01
    Linear Error: ±5% FS
  • Portable Tintometer
    Model: SD-2
    Principle: Platinum-cobalt standard colorimetric method
    Measuring Range: 0~500 PCU
    Basic Error: ±5% FS
    Accuracy: 0.1 PCU
  • Benchtop Sulfate Analyzer
    Measurement Range: 0 - 200.0 mg/L
    Resolution: 0.1 mg/L
    Reproducibility: 1%
    Linear Error: ±5% FS
  • Benchtop Urea Photometer
    Model: NS-1B NS-1T
    Measuring Range: 0~10 mg/L
    Resolution: 0.1 mg/L
    Repeatability: ≤ 2%
  • Portable Bacterial Turbidity Meter
    Model: WGZ-XB
    Minimum Indication: 0.001 MCF
    Measuring Range: 0~5 MCF, 1 MCF=3×108 CFU/ml
    Indication Error: ±5% FS
  • Beer Turbidity Meter
    Model: PJZ-1
    Principle: 90° scattered light
    Minimum Indication: 0.1
    Measuring Range: 0-50 EBC
  • Thermostatic COD Digester
    Model: COD-HX
    Temperature Range: 32°C ~ 399°C
    Accuracy: ±2°C
    Heating Time: (170°C) < 30 min
Danielle Burke star star star star star
With first-class management, cultivate first-class teams, strive for first-class quality, and achieve first-class benefits, which is why this company has been able to stand at the forefront of the
Jennie Ruiz star star star star star
"Meticulous" "serious" is your synonym, you will do whatever you can.
Mark Kanode star star star star star
The attitude of the customer service staff is very friendly and attentive, thank them!
Thelma Green star star star star star
The company has always adhered to a mutually beneficial cooperation mode. They are good at taking the feelings of buyers into consideration, which is really great.
Samuel Zabala star star star star star
The customer service staff were very friendly and my questions were patiently answered.
Darrell Krause star star star star star
We admire your style of doing things, you never give up when you encounter difficulties, you only get more courageous when you are frustrated.
We continue to develop new Desktop Phosphate Analyzer, orp meter, improve brand influence and corporate management, and expand our global distribution network. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of oxygen demand analyzer in China, featured by quality products and good service. Please rest assured to buy bulk durable oxygen demand analyzer in stock here from our factory. We also accept customized orders.
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