| Display: | Digital |
|---|---|
| Portable: | Non Portable |
| Certification: | ISO9001, CE |
| IP Grade: | IP54 |
| Power: | 12V/1A |
| Humidity: | 85% |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier 
| Model | Description | Application | ||||||||
| P811 | pH meter | General laboratory pH meter, which can be used in most of the areas related to water quality analysis. | ||||||||
| P812 | Conductivity meter | Used to measure the conductivity value of conventional aqueous solutions, especially in education and scientific research. | ||||||||
| P813 | pH/Conductivity meter | Suitable for high-precision pH/conductivity measurement in scientific research, quality control, biotechnology, fine chemicals, etc. | ||||||||
| P814 | DO meter | Applicable to aquaculture, water source monitoring, sewage treatment and environmental monitoring, etc., also widely used in education and scientific research. | ||||||||
| P815 | pH/DO meter | Suitable for biotechnology, aquaculture, power plants and environmental protection industries, especially in education and research. | ||||||||
| P816 | Conductivity/DO meter | Widely used in biotechnology, aquaculture, power plants and environmental protection industries. | ||||||||
| P817 | pH/Conductivity/DO meter | Suitable for the fields of petroleum, chemical, pharmacy, power plants and environmental protection, also widely used in education and scientific research. | ||||||||
| P818-F | Fluoride ion meter | Test and analysis of the fluoride in drinking water, surface water, sea water, living sewage and industrial wastewater and the fluorine ion in mineral , organic, and biological materials. | ||||||||
| P818-Na | Sodium ion meter | Suitable for measurement of sodium ion and pH value in natural water, boiler water and industrial drainage, especially for the quality monitoring of high purity water in power plant. | ||||||||
| P818-Cl | Chloride ion meter | Measure chloride ion and pH value in drinking water, food and sewage. | ||||||||
| P818-Ca | Calcium ion meter | Test calcium ion and pH value of water solutions. Widely used in the analysis and research of water quality, biochemistry and biomedicine. | ||||||||
| P818-Br | Bromide ion meter | Test bromide ion and pH value in drinking water, food and sewage. | ||||||||
| P818-NO | Nitrate ion meter | Test nitrate ion and pH value in drinking water, food and sewage. | ||||||||
| P818-K | Potassium ion meter | Measure potassium ion and pH value in drinking water, food and sewage. | ||||||||
| P818-NH | Ammonia Ion Meter | Test ammonia & nitrogen and pH value in drinking water, food and sewage. | ||||||||
| P818-Cu | Copper ion meter | Test copper ion and pH value in food, beverage, electroplating industry and sewage. | ||||||||
| P818-I | Iodide ion meter | Test iodide ion and pH value in drinking water, food and sewage. | ||||||||
| Model | P811 | P812 | P813 | P814 | P815 | P816 | P817 | P818 | ||
| Standard Accessaries | Mini magnetic stirrer | √ | ||||||||
| Electrode holder | √ | √ | √ | √ | √ | √ | √ | √ | ||
| pH composite electrode | √ | √ | √ | √ | ||||||
| Cond. electrode (K=1) | √ | √ | √ | √ | ||||||
| DO electrode | √ | √ | √ | √ | ||||||
| Ion electrode | √ | |||||||||
| Temperature probe | √ | √ | √ | √ | √ | √ | √ | √ | ||
| Reference electrode | √ | |||||||||
| pH buffer solution | √ | √ | √ | √ | √ | |||||
| DO filling solution | √ | √ | √ | √ | ||||||
| Membrane cap | √ | √ | √ | √ | ||||||
| Cathode polishing paper | √ | √ | √ | √ | ||||||
| Power adapter | √ | √ | √ | √ | √ | √ | √ | √ | ||
| Manual | √ | √ | √ | √ | √ | √ | √ | √ | ||
| Model | P811 | P812 | P813 | P814 | P815 | P816 | P817 | P818 | ||
| Parameters | pH/mV | √ | √ | √ | √ | √ | ||||
| ISE | √ | |||||||||
| Cond./TDS/Sal./Res. | √ | √ | √ | √ | ||||||
| DO | √ | √ | √ | √ | ||||||
| Temp. | √ | √ | √ | √ | √ | √ | √ | √ | ||
| pH | Measuring range | (-1.999 ~ 19.999)pH | √ | √ | √ | √ | √ | |||
| Resolution | 0.1/0.01/0.001 pH | |||||||||
| Accuracy | Electrode: ±0.002 pH, Meter: ±0.01 pH | |||||||||
| Auto calibration | 1, 2, 3 point | |||||||||
| Buffer | Europe & USA, NIST, China standards | |||||||||
| Input current | ≤1×10-12 A | |||||||||
| Input impedance | ≥3×1012 Ω | |||||||||
| Stability | ±0.002 pH/3h | |||||||||
| Temp. compensation | (0 ~ 100)ºC, auto or manual | |||||||||
| mV | Measuring range | -1999.9mV ~ 0 ~ 1999.9mV | √ | √ | √ | √ | √ | |||
| Resolution | 0.1 mV | |||||||||
| Accuracy | ±0.03% FS | |||||||||
| pX | Measuring range | (0.000-14.000) pX | √ | |||||||
| Resolution | 0.01 pX | |||||||||
| Accuracy | ±0.02 pX | |||||||||
| Temp. compensation | (0 ~ 100)ºC, auto or manual | |||||||||
| Auto calibration | 1, 2, 3, 4, 5 point | |||||||||
| Ion Conc. | Measuring range | (0-19990) | ||||||||
| Resolution | 4 significant figures (scientific notation) | |||||||||
| Accuracy | ±0.5% | |||||||||
| Cond. | Measuring range | Conductivity: | √ | √ | √ | √ | ||||
| (0.00~20.00)μS/cm, (20.0~200.0)μS/cm | ||||||||||
| (200~2000)μS/cm, (2.00~20.00)mS/cm | ||||||||||
| (20.0~200.0)mS/cm, | ||||||||||
| (200~2000)mS/cm (K=10) | ||||||||||
| TDS:(0 ~ 100)g/L | ||||||||||
| Salinity:(0 ~ 100)ppt | ||||||||||
| Resistivity:(0 ~ 100)MΩ·cm | ||||||||||
| Resolution | 0.01/0.1/1μS/cm; 0.01/0.1mS/cm | |||||||||
| Accuracy | Electrode: ±0.5% FS, Meter: ±0.8% FS | |||||||||
| Temp. compensation range | (0 ~ 50)ºC, auto | |||||||||
| Electrode constant | 0.1/0.5/1/5/10/50/100 cm-1 | |||||||||
| Reference Temp. | 25ºC,20ºC,18ºC | |||||||||
| DO | Measuring range | (0 ~ 20.00)mg/L(ppm) (0 ~ 200.0)% | √ | √ | √ | √ | ||||
| Resolution | 0.1/0.01 mg/L(ppm) 1/0.1 % | |||||||||
| Accuracy | Electrode: ±0.10 mg/L, Meter: ±0.40 mg/L | |||||||||
| Response time | ≤30s (25ºC, 90%response) | |||||||||
| Residual current | ≤0.1 mg/L | |||||||||
| Temp compensation | (0 ~ 45)ºC, auto | |||||||||
| Salinity compensation | (0 ~ 45) ppt, auto | |||||||||
| Pressure compensation | (80 ~ 105) kPa, auto | |||||||||
| Auto calibration | Air saturated by water; water saturated by air | |||||||||
| Electrode type | Polarographic | |||||||||
| Temp. | Range | (-10 ~ 110)ºC | √ | √ | √ | √ | √ | √ | √ | √ |
| Resolution | 0.1ºC | |||||||||
| Accuracy | 5 ~ 60ºC:±0.4ºC Others: ±0.8ºC | |||||||||
| Other | Display | 7-inch colored capacitive touch screen | √ | √ | √ | √ | √ | √ | √ | √ |
| Data storage | 1000 sets | |||||||||
| Power | 12V/1A | |||||||||
| Output | USB, RS232, Bluetooth | |||||||||
| Ambient Temp. | 15 ~ 30 ºC | |||||||||
| Ambient Humidity | ≤85% | |||||||||
| IP grade | IP54 | |||||||||
| Dimensions/N.W. | 240×170×70mm/600g | |||||||||
| Shipping Size/G.W. | 470x430x85mm/2.6kg | |||||||||
Who We Are
Yoke Instrument was founded in 2007. we are a specialized manufacturer in producing analytical instruments ranging from
Spectrophotometer, Analytical Balance, Moisture Analyzer, PH Meter/Conductivity/DO Meter, Colorimeter, Turbidity Meter to Stirrer, etc. The factory is located in Shanghai covering an area of 3.3 acres.
With good quality and reasonable price, Yoke has successfully established long-term cooperation with domestic and oversea customers. Our products have been exported to Eastern Europe, Middle East, North America and Asia. Yoke is striving to expand business to achieve new leaps and more success.
Our Service
1.After sell service: One year warranty
2.Provide OEM/ODM
3.Customized , such as language and appearance etc.
4. Quality problem free returns
5.price and sample are welcome
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}