We hope that through some disruptive innovations, step by step will lead to a real technological revolution in the field and improve the technical content of Pen Type Conductivity Meter, Portable Conductivity Tester, ec meter. Our company has always been an industry-leading ec pen meter manufacturer and one-stop solution provider, and has been warmly welcomed and praised by customers for its excellent products, innovative designs and thoughtful after-sales service. Our company has a strong R&D team that is continuously pushing the boundaries of innovation. We believe in social responsibility and environmental stewardship, with a focus on reducing our environmental impact and promoting sustainability. Our company has always insisted on creating developing roads with technology, establishing the market by quality, and has a complete and scientific quality management system. Our advanced technology products are quickly and well recognized by consumers, and we feel value for money in use, that is, we quickly turn the technical advantage into the market competitive advantage. We understand the importance of prompt delivery and always work to ensure that your products arrive on time. We fully seize the opportunity of the improved market environment to increase reform and innovation and transformational development.
  • Benchtop Digital Conductivity Meter
    Model: DDS-11A
    Measurement Range: 0 ~ 2 × 105 μS/cm
    Accuracy: ± 1% F × S
    Instrument Stability: 0.50%
  • Pen-Type Conductivity Meter
    Model: DDB-12H, DDB-12L
    Measuring range: 0-25ms, 0-1999μs
    Resolution: 0.01ms, 1μs
    Precision: ±0.02ms + 2% FS, ±2μs + 1% FS
  • Portable ORP Tester
    Model: ORP-2
    Measuring range: (0 ~ ±1999) mV
    Resolution: 1mV
    Temperature Range: (0 ~ 60) ℃
  • Pen-Type Salinity Meter
    Model: YD-1H (High range), YD-1L (Low range)
    Measuring range: 0~9999 mg/L, 0~2500 mg/L
    Accuracy: ±2 mg/L
    Resolution: 1 mg/L
  • Handheld PH Pen
    Model: PH-220, PH-220B, PH-220BW
    Measuring range: pH: 0.01-14.0
    Resolution: PH: 0.01; Temperature: 0.1°C 1F
    Accuracy: PH: ±0.01; Temperature: 1°C/2F
  • Benchtop PH Meter
    Instrument type: PHS-3C
    Measurement range: 0.00 ~14.00 PH; 0 ~ 100 °C; ±1999 mV
    Precision: ±0.01 PH
    Resolution: 0.01 PH
  • Portable Multi-Parameter Fluoride Ion Concentration Meter
    Model: BXS-F
    Measuring range: pF: (0.00~6.00)pF; F-: 0.19μg/L~19g/L; mV: (-1800~1800)mV
    Resolution: 0.01pF
    Basic Error of the Electronic Unit: ±0.02pF ±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
  • Portable Multi-Parameter Nitrate Ion Concentration Meter
    Model: 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
  • Portable Conductivity Tester
    Model: DDB-11A
    Measuring Range: (0 ~ 199.9) μs/cm; (200 ~1999)μs/cm; (2.00 ~ 19.99)ms/cm; (20.0 ~ 199.9)ms/cm
    Resolution: 0.1/1μs/cm; 0.01/0.1 ms/cm
    Accuracy: Electro-meter:...
  • Handheld Conductivity Meter
    Model: DDBJ-350
    Measuring Range: (0 ~ 199.9) μs/cm; (200 ~1999)μs/cm; (2.00 ~ 19.99)ms/cm; (20.0 ~ 199.9)ms/cm
    Resolution: 0.1/1μs/cm; 0.01/0.1 ms/cm
    Accuracy: Electro-meter:...
  • 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
Penny Scott star star star star star
The customer service staff are very friendly, I love them!
Lisa Nelson star star star star star
Good service is sure to give the company points, and this company not only has good products, but also good service, especially after sale service.
Charmaine Cole star star star star star
The details of the product are beautiful, just what I wanted!
Robyn Mitchell star star star star star
The product was received quickly, and the logistics is very powerful. The product packaging is exquisite and high-end, which shows that the merchants are very attentive.
Deborah Alvarado star star star star star
This company can combine market characteristics and launch products with excellent performance, novel styles, and low prices, which solves our urgent needs.
Michael Craig star star star star star
I'm sorry to confirm the delivery so late, and I'm very satisfied with this cooperation!
We guarantee to improve ni tester, Laboratory Sample Concentrator, Portable Phosphate Meter and continue to improve through continuous innovation, hard research and development, and commitment to pursue excellence. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of ec pen meter in China, featured by quality products and good service. Please rest assured to buy bulk durable ec pen meter in stock here from our factory. We also accept customized orders.
Send Inquiry
Send Inquiry