'Positiveness, wise change, joint efforts, and win-win' is our corporate culture. We have been actively promoting the development of Benchtop Urea Photometer, Portable Urea Meter. Our company put quality first, establish a good brand awareness, strengthen and enlarge our Portable Urea Meter product line. Our company will take the technical innovation as the idea, creates the perfect quality as the backing, unceasingly develops and expands in the world market. All the staff of the company will serve you wholeheartedly and look forward to your visit at any time. Welcome to call or write to negotiate and purchase. Our company is committed to creating a positive impact on the communities in which we operate. "Integrity and cooperation, customer first" is the business purpose of our factory. We sincerely welcome friends from home and abroad to visit and cooperate with us to create a better future hand in hand! We seek the international operation and sustainable development of the company.
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![Portable Urea Meter]()
Portable Urea MeterModel: NS-1B
Measuring Range: 0~10 mg/L
Resolution: 0.1 mg/L
Repeatability: ≤ 2%
Indication Error: ±5% FS -
![Portable Ozone Meter]()
Portable Ozone MeterModel: 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 -
![Laboratory Benchtop Turbidity Meter]()
Laboratory Benchtop Turbidity MeterModel: 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 Total Suspended Solids Meter]()
Portable Total Suspended Solids MeterModel: SS-100BE, SS-500B, SS-500BE
Measuring Range: 0～100 mg/L, 0～500 mg/L, 0～500 mg/L
Accuracy: 0.1 mg/L, 1 mg/L, 0.1 mg/L
Power Supply: AC 110-240V/DC 5V power adapter or... -
![Desktop Phosphate Analyzer]()
Desktop Phosphate AnalyzerModel: LSY-1, LYS-1T
Measuring Range: 0~1.84 mg/L
Resolution: 0.01 mg/L
Repeatability: 1% -
![Benchtop Sulfate Analyzer]()
Benchtop Sulfate AnalyzerMeasurement Range: 0 - 200.0 mg/L
Resolution: 0.1 mg/L
Reproducibility: 1%
Linear Error: ±5% FS -
![Benchtop Urea Photometer]()
Benchtop Urea PhotometerModel: NS-1B NS-1T
Measuring Range: 0~10 mg/L
Resolution: 0.1 mg/L
Repeatability: ≤ 2% -
![Bench-top Dual-Purpose Beer Colorimeter]()
Bench-top Dual-Purpose Beer ColorimeterModel: PSD-2
Measuring Range: 0~20 EBC, 0~500 PCU
Resolution: 0.01 EBC, 0.1 PCU
Repeatability: ≤20% -
![Benchtop Colorimeter]()
Benchtop ColorimeterModel: BSD-50AW, BSD-50BW, BSD-500AW, BSD-500BW
Accuracy: 1 PCU, 0.1 PCU, 1 PCU, 0.1 PCU
Calibration: 2, 3, 4, 4
Principle: Platinum-cobalt standard colorimetric method -
![Benchtop TSS Meter]()
Benchtop TSS MeterModel: SS-100TE, SS-500T, SS-500TE
Measuring Range: 0～100 mg/L, 0～500 mg/L, 0～500 mg/L
Accuracy: 0.1 mg/L, 1 mg/L, 0.1 mg/L
Power Supply: 220V 50HZ -
![Dual-Purpose Beer Turbidity Meter]()
Dual-Purpose Beer Turbidity MeterModel: PJZ-2
Principle: 90° scattered light
Minimum Indication: 0.1
Measuring Range: 0-200 NTU, 0-50 EBC -
![Thermostatic COD Digester]()
Thermostatic COD DigesterModel: COD-HX
Temperature Range: 32°C ~ 399°C
Accuracy: ±2°C
Heating Time: (170°C) < 30 min
Martha Henry
Your company has a very strong pool of research resources and has excellent customer service. Your customer service staff are very dedicated and are in regular contact with me to provide me with new
Mercedes Wilkerson
You are a company with a good reputation in the industry, and you do everything with integrity, and we have learned from you many good qualities of a good company.
James Johnson
The company is based on the market, provides one-stop services for users, and is committed to becoming a leader in the industry and a creator of sustainable growth value. Therefore, it is a
Marielle Shelton
Although the price of your products is higher than that of your peers, we are very satisfied with the superior quality of your products.
Amy Cummings
I asked many times before confirming my order, so thank the customer service staff for their patience.
Harry Snyder
I am very satisfied with these products, and I hope you will continue to maintain high quality!
We have multiple Handheld Rechargeable Whiteness Tester, Intelligent Digital Temperature Control Muffle Furnace production lines and multiple departments, including R&D center, production management department, quality department and manufacturing department. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of portable urea meter in China, featured by quality products and good service. Please rest assured to buy bulk durable portable urea meter in stock here from our factory. We also accept customized orders.