Since the establishment of our company, we have been working hard to research, produce and sell all kinds of excellent Digital Magnetic Stirrer, vacuum pump, Portable Multi-Parameter Kalium Ion Concentration Meter. Our high-quality Thermostatic COD Digester, professional services and reasonable prices have won the trust of customers and have also established a good image for our brand. Looking to the future, in the new century, we will actively face new opportunities and new challenges. We continue to improve our company's environmental management level, make every effort to build a green enterprise and strive to become a green development leader. We are an innovative company focused on providing high-quality services. Our team is composed of a group of motivated and high-quality talents, focusing on creating solutions that meet customer needs and exceed their imagination. We believe that our success is based on the success of our clients. We believe that by working together with our customers and partners, we can achieve great success and make a positive impact in our industry. Our company is looking forward to cooperating with you and sincerely provide you with first-class products, first-class technology and first-class services.
  • Thermostatic COD Digester
    Model: COD-HX
    Temperature Range: 32°C ~ 399°C
    Accuracy: ±2°C
    Heating Time: (170°C) < 30 min
  • Portable COD Meter
    Model: QW-COD-B
    Ambient Temperature: 5 - 40℃
    Relative Humidity: < 85% (no condensation)
    Power Supply: AC 220V±10% / 50Hz
  • Portable Sulfate Meter
    Model: BLSY-200
    Measurement Range: 0-200 mg/L
    Resolution: 0.1 mg/L
    Repeatability: 0.01
    Linear Error: ± (5% FS+1)
  • Laboratory Portable Turbidity Meter
    Model: ZD-201, ZD-401, ZD-501, ZD-801, ZD-1001
    Principle: 90° scattered light
    Minimum Display Value: 0.1/0.01 NTU
    Display Error: ±6% (±2% FS)
  • Portable Nickel Ion Meter
    Model: BNI-10
    Measuring Range: 0.25 mg/L to 10.00 mg/L
    Resolution: 0.01 mg/L
    Repeatability: 1%
    Linear Error: ±5% FS
  • Portable Urea Meter
    Model: NS-1B
    Measuring Range: 0~10 mg/L
    Resolution: 0.1 mg/L
    Repeatability: ≤ 2%
    Indication 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
  • Desktop Manganese Meter
    Model: TMn-1
    Measuring Range: 0~25 mg/L
    Resolution: 0.01 mg/L
    Repeatability: ≤2%
  • Benchtop Digital Turbidity Meter
    Model: WGZ-1A
    Basic Error: 2.5% FS
    Repeatability: 1.5% FS
    Zero Drift: 0.2 NTU
  • Benchtop McFarland Turbidity Meter
    Model: WGZ-XT
    Minimun Indication: 0.01 MCF
    Measuring Range: 0~5 MCF, 1 MCF=3×108 CFU/ml
    Indication Error: ±6% (±5% FS)
  • COD Digester
    Model: HW6, HW8
    Quantity of Tubes: 6-tube, 8-tube
    Measuring Range: 0~700 mg/L; sample can be diluted if exceeding the range
    Reflux Device: Three-ball burr reflux condenser +...
Donna Robeson star star star star star
This company believes that quality is the partner of success. If the quality is good, it is not far from success. It turned out to be right. They already had a stable customer base.
Cora Nussbaum star star star star star
A really good company should not only do well in its products, but also keep up with its services. This company's customer service and docking personnel are very friendly, and there will be no forced
Anthony Gonzalez star star star star star
In the future, we hope to grow and make progress together with more partners!
Marilyn Spears star star star star star
The company has an advanced and innovative management team, which aims to provide us with high-quality products and quality.
Joel Harper star star star star star
This supplier is big on promises and is very trustworthy. The products we sourced were exactly what we requested at the time.
Harvey Charles star star star star star
The leader of the company said that innovation is fundamental to the survival and development of enterprises. As a result, you will often see many new products that follow the latest trends in their
We are deeply aware that if we want to survive and develop in the fierce market, it is very important for us to bring forth new series of Digital Brix Tester With ATC, Digital Salinity Analyzer with advanced technology. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of thermostatic cod digester in China, featured by quality products and good service. Please rest assured to buy bulk durable thermostatic cod digester in stock here from our factory. We also accept customized orders.
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