We enter the market as competitors, always pay attention to the difference of customer demand, and constantly launch new cod analyzer, Portable COD Meter. Our company combines its unique manufacturing concept and outstanding engineering capabilities to produce reliable and stable cod analyzer. Our products are very popular among our customers around the world with its superior quality. Our company has a strong reputation for providing exceptional value to our customers. We have a sense of truth-seeking and innovation, with advanced business mechanisms and product development capabilities. We are constantly expanding our knowledge and expertise to stay ahead of the ever-evolving international trade industry. The company's tenet is: "Survival by quality, market-oriented, development by science and technology, efficiency by management, reputation by service". Our team is highly experienced in providing solutions to complex challenges.
  • 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 Ozone Meter
    Model: Y-615
    Measuring Range: 0~0.96 mg/L
    Power Supply: AC 110-240V/DC 5V power adapter or 5 ×AA batteries
    Resolution: 0.01 mg/L
  • Total Nitrogen Tester
    Model: BZD-100
    Measuring Range: Low range: 0~25 mg/L, High range: 20~100 mg/L
    Power Supply: 220±10V
    Resolution: 1mg/L
  • Portable Iron Meter
    Model: BFe
    Measuring Range: 0~5 mg/L
    Resolution: 0.01 mg/L
    Repeatability: 0.01
    Linear Error: ±5% FS
  • COD Heating Digester
    Model: COD-25, QW-COD-9
    Temperature Control: 45~190 °C
    Digestion Time: 0~720 minutes
    Temperature Indication Error: ±2 °C
    Temperature Field Equilibrium: ≤ 2 ℃
  • Benchtop Ammonia Nitrogen Analyzer
    Model: AD-83T
    Measuring Range: 0.00~10.00 mg/L
    Power Supply: 220V
    Resolution: 0.01 mg/L
  • Benchtop Sulfate Analyzer
    Measurement Range: 0 - 200.0 mg/L
    Resolution: 0.1 mg/L
    Reproducibility: 1%
    Linear Error: ±5% FS
  • Desktop Nitrite Colorimeter
    Model: YXSY-1, YXSY-2
    Measuring Range: 0~0.25 mg/L
    Power Supply: Power adapter (DC 5V/0.1A), 220V
    Resolution: 0.001 mg/L
  • 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
  • Benchtop Total Nitrogen Analyzer
    Model: TZD-100
    Measuring range: Low range: 0~25 mg/L; High range: 20~100 mg/L
    Power supply: 220±10V
    Resolution: 1 mg/L
David Colby star star star star star
The seller's goods are of good quality, and after receiving the goods, they also provide quality installation services, which I like very much.
Michael Davenport star star star star star
The company takes "quality first, customer first, excellence, continuous improvement" as its core development philosophy, and wholeheartedly provides customers with high-quality and reliable products
Chad Gray star star star star star
The reason why I like your products very much is that your products are well made, and they have their own style, which is very novel.
Sharron McDowell star star star star star
It looks very good and the quality is very good. The whole family is using it
Roger Caruso star star star star star
Their team is always there for us whenever we need help. We highly appreciate their help and advice and recommend them to all our friends.
Maurice Merritt star star star star star
The customer service staff are very friendly, thank you!
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We recognize that to meet the needs of global competition, we need to fully collaborate and communicate with customers to fully implement our technological advantages and produce high-quality Fiber Whiteness Meter, Benchtop Dissolved Oxygen Meter. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of cod analyzer in China, featured by quality products and good service. Please rest assured to buy bulk durable cod analyzer in stock here from our factory. We also accept customized orders.
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