We have an efficient design and production team to provide you with the tds meter, Pocket TDS Tester you need in the shortest time. From beginning to end, we all hope to prove our integrity with high-quality total dissolved solids sensor and value-added services. Talent is our most valuable resource. We strive to attract, develop and retain the best talent. We will supply much better products with diversified designs and professional services. We have always adhered to the quality policy of "product quality is the most important, continuous improvement is perfect". In recent years, our company has accelerated structural adjustment, focused on improving quality and efficiency, and deepened reform and innovation. We are passionate about what we do and strive for excellence.
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![Pocket TDS Tester]()
Pocket TDS TesterModel: TDS-1H (High range), TDS-1L (Low range)
Measuring range: 0~9999 PPM, 0~2500 PPM
Accuracy: ±2% FS
Resolution: 1 PPM -
![Conductivity Sensor Element]()
Conductivity Sensor ElementModel: DJS-0.1, DJS-1, DJS-10
Vessel Constant: 0.1±0.02, 1±0.2, 10±2 -
![DO Electrode]()
DO ElectrodeMeasuring Range: Dissolved oxygen: (0~20) mg/L; Temperature: (0~40℃)
Basic Error: Dissolved oxygen: ±0.3 mg/L; Temperature: ±1℃
Aftercurrent: ≥ 0.15 mg/L
Response Time: No... -
![Portable ORP Meter]()
Portable ORP MeterModel: ORP-2
Measuring range: (0 ~ ±1999) mV
Resolution: 1mV
Temperature Range: (0 ~ 60) ℃ -
![Laboratory Benchtop PH Meter]()
Laboratory Benchtop PH MeterInstrument type: PHS-25/25C, PHS-2C
Measurement range: 0.00 ~14.00 PH; ±1999 mV
Precision: ±0.05 PH, ±0.02 PH
Resolution: 0.01 PH -
![Microprocessor PH Meter]()
Microprocessor PH MeterModel: PHS-3E
Measuring Range: PH: -2 ~ 18.00; mV: ±1999; Temperature: 0 ~ 100 °C
Resolution: PH: 0.01/0.1; Temperature: ±1°C
Precision: PH: 0.01; Temperature: ±1°C -
![Benchtop Multi-Parameter Calcium Ion Concentration Meter]()
Benchtop Multi-Parameter Calcium Ion Concentration MeterModel: PXS-Ca
Measuring Range: pCa: (0～6)pCa; Ca2+: 40g/L～400μg/L; mV: (-1800～1800)mV
Resolution: 0.01pCa
Basic Error of the Electronic Unit: ±0.02 pCa ±1 word -
![Portable Multi-Parameter Kalium Ion Concentration Meter]()
Portable Multi-Parameter Kalium Ion Concentration MeterModel: BXS-K
Measuring range: pK: (0.00～6.00)pK; K+: 0.19μg/L～19g/L; mV: (-1800～1800)mV
Resolution: 0.01pK
Basic Error of the Electronic Unit: ±0.02pK ±1 word -
![Portable Multi-Parameter Nitrate Ion Concentration Meter]()
Portable Multi-Parameter Nitrate Ion Concentration MeterModel: BXS-NO3
Measuring range: pNO3: (0.00～6.00)pNO3; NO3- : 0.19μg/L～19g/L; mV: (-1800～1800)mV
Resolution: 0.01pNO3
Basic Error of the Electronic Unit: ±0.02pNO3 ±1 word -
![Benchtop Dissolved Oxygen Meter]()
Benchtop Dissolved Oxygen MeterBenchtop 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 -
![Pen Salinity Meter]()
Pen Salinity MeterModel: YD-300 (high range)
Measuring range: 300 g/L
Resolution: 0.1 g/L
Precision: ±0.2 g/L -
![PH Glass Composite Electrode]()
PH Glass Composite ElectrodeModel: 95-1
Measuring range (PH): 0~14
Measuring temperature (℃): 0~80
Zero (PH): 7±0.5
Keenan Simmons
The communication efficiency of the company is extremely high. We are very happy to cooperate with them, and the products are also good, and the shipment is fast.
Gene Buchanan
I am very satisfied with the business docking personnel this time. He loves his job and is loyal to the enterprise. He is an excellent skilled person. In our daily work, we not only set an example,
Sanora Taylor
We appreciate the patience and responsiveness of the customer service staff.We appreciate your advanced ideas, and you dare to operate and work very efficiently.
Christopher Cabezas
The customer service of this company is very careful and thoughtful, and can answer every question of customers very well. What's more, their after-sales service is very good.
Anna Bateman
Their shipping is very fast and the customer service attitude is very good, I am very satisfied with this shopping experience and have recommended this store to my friends.
Ofelia Dooley
In order to effectively implement the company's development strategy, our company has put forward important sub-strategies such as technology development strategy, human resources strategy, and
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Insist on focusing on the batch stability of products, focusing on the continuous improvement of Portable Nickel Ion Meter, Mini Microcentrifuge, spectrophotometer product quality and technology, is the ethics and basic guiding ideology that each Portable Nickel Ion Meter, Mini Microcentrifuge, spectrophotometer follows. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of total dissolved solids sensor in China, featured by quality products and good service. Please rest assured to buy bulk durable total dissolved solids sensor in stock here from our factory. We also accept customized orders.