Relying on rich resource allocation capabilities, the company actively develops Benchtop DO Meter, Pen DO Meter, Benchtop Dissolved Oxygen Meter industries as the focus of related diversification. Superior R & D process can always find the best opportunities, launch competitive Pen-Type Dissolved Oxygen Controller and services, and put these R & D achievements into the market at the fastest speed. We hope to build a harmonious and upwardly mobile internal and external environment for the virtuous cycle of the enterprise. We are committed to fostering long-term relationships with our clients through honesty, transparency, and mutual respect. We hope that in the diverse social development, we can continue to create the most important product value for users. We evolve the corporate philosophy of high-quality products and star-rated services into the surging driving force for sustainable development of the company. We plan the strategic layout of the market, focus on the main business, and actively expand new business. Our company is always exploring new markets and opportunities for growth.
  • Pen-Type Dissolved Oxygen Meter
    Pen-Type Dissolved Oxygen Meter for Aquaculture and Field Water Testing
    Model: JPB-80A
    Measuring range: (0 ~ 19.99) mg/L
    Temperature: (0 ~ 40) °C
    Basic Error: ±0.3 mg/L
  • Portable DO Meter
    Dissolved Oxygen Measurement Range: (0.00~20.00) mg/L
    Temperature Measurement Range: (0~40)°C
    Dissolved Oxygen Basic Error: ±0.3mg/L
    Temperature Basic Error: ±1°C
  • Benchtop DO Meter
    Model: JPB-605
    Measuring Range: (0~19.99) mg/L
    Temperature: (0~40) °C
    Basic Error: ±0.3 mg/L
    Temperature Fluctuation: ±1°C
  • Online Industrial ORP Contorller
    Measurement Range: PH (0-14 ); ORP (± 1900 mV)
    Accuracy: +0.02 PH; +1 mV
    Resolution: 0.01 PH; 1mV
    Stability: ≤ 0.02 PH/24 h; ≤ 3 mV/24 hours
  • Portable Dissolved Carbon Dioxide Meter
    Model: BXS-CO2
    Measuring range: pCO2: (2.00~4.40) pCO2; CO2: 1.75mg/L~0.44g/L; mV: (-1800~1800)mV
    Resolution: 0.01 pCO2
    Basic Error of the Electronic Unit: ±0.02 pCO2 ±1 word
  • Portable Multi-Parameter Cadmium Ion Concentration Meter
    Model: BXS-Cd
    Measuring range: 0.19μg/L~19g/L
    Basic Error of the Electronic Unit: ±0.02pCd ±1 word
    Instrument Basic Error: ±0.05pCd
  • Pen DO Meter
    Pocket-size Dissolved Oxygen Meter for Aquaculture and Field Water Testing
    Model: JPB-70A
    Measuring range: (0 ~ 19.9) mg/L
    Temperature: (0 ~ 40) °C
    Basic Error: ±0.3 mg/L
  • Portable Dissolved Oxygen Meter
    Portable Dissolved Oxygen Meter for Field Water Testing and Aquaculture
    Model: JPB-607A
    Measuring Range: (0 ~ 19.9) mg/L
    Temperature: (0 ~ 40) °C
    Basic Error: ±0.3 mg/L
  • Benchtop Dissolved Oxygen Tester
    Benchtop DO Controller & Meter | Precision Dissolved Oxygen Control - Qiwei
    Model: JPB-605
    Measuring range: (0~19.99) mg/L
    Temperature: (0~40) °C
    Basic error: ±0.3 mg/L
  • Benchtop Dissolved Oxygen Meter
    Benchtop DO Meter for Aquaculture and Laboratory Research
    Model: JPB-650
    Measuring range: (0~19.99) mg/L
    Temperature: (0~40) °C
    Basic error: ±0.3 mg/L
  • Industrial Online DO Controller
    Industrial Online Dissolved Oxygen Controller for Wastewater Treatment and Aquaculture Monitoring Measurement range: 0~20.00 mg/L
    Resolution: 0.01 mg/L
    Error: ±0.3 mg/L
    Power...
  • Pen Salinity Meter
    Model: YD-300 (high range)
    Measuring range: 300 g/L
    Resolution: 0.1 g/L
    Precision: ±0.2 g/L
Yolanda Carter star star star star star
If I have friends who need this product, I will not hesitate to recommend this supplier.
Ricky Stephens star star star star star
I received the product. The quality is very good. The shell is also very good. The color is very good.
Calvin Stein star star star star star
My customization requirements have been met. Thank you very much!
Ashlee Logan star star star star star
Their team is knowledgeable and willing to help others, with his help, after-sales problems of our products have been solved easily.
Susan Baum star star star star star
The manager is really kind. Not only does he understand professional knowledge very well, but he also guides me meticulously. I will become an expert.
William Murry star star star star star
With the rapid development of the industry, the production cost of our industry is constantly increasing. Only by improving the production process can the status quo be improved. Glad to meet the
We introduce domestic and foreign advanced production equipment, production technology, strong technical force, and advanced management mode, and continue to innovate and improve our Portable Iron Meter, Portable Ozone Meter, Portable Homogenizing Instrument. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of pen-type dissolved oxygen controller in China, featured by quality products and good service. Please rest assured to buy bulk durable pen-type dissolved oxygen controller in stock here from our factory. We also accept customized orders.
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