P-100 type pH meter pen to pen pH meter high sensitivity, fast response, good reproducibility combination pH electrode as probe, three semi-liquid crystal digital display, reliable and stable acidity, easy to carry, especially using the Field was convenient, praised by domestic and foreign counterparts. This product has been exported. Technical Specifications: * Measuring range: 0.00pH ~ 14.00pH * Measurement error: ± 0.02pH * Resolution: 0.01pH * Power Battery: SR44 button cell 4 over 1000 hours of continuous use * Dimensions: 140 × 30 × 18 ( mm) * Weight: 100 g Features: * Compact appearance of small internal structure * Easy operation * field testing * can be used for precise pH paper used in medical, environmental protection, scientific research, universities, industrial and mining enterprises PHSJ-5 each pH meter instrument function 1 uses a large touch screen LCD display pH meter calibration, Chinese user interface acidity principle, simple to use, easy to choose a variety of 2 standard buffer solution pH calibration instrument that allows users to self-standard solution group 3 with function automatically recognizes five standard solution 4 with automatic and manual temperature compensation, automatic calibration, automatic calculation of electrode slope function 5 with storage, delete, print, search functions, up to 200 sets of measurement data can be stored with a standard RS-232 6 and USB interface, with thunder magnetic data acquisition software, you can connect to the PC 7 is equipped with factory E-201-D-type pH combination electrode, T-820C type temperature electrode pH meter PHSJ-5 Technical Specifications Model Specifications PHSJ-5 instrument level measurement parameters pH value of 0.001, mV (ORP), temperature measurement range pH (-2.000 ~ 18.000) pH mV (-1999.99 ~ 1999.99) mV temperature (-5.0 ~ 105.0) ℃ Resolution pH 0.1pH , 0.01pH, 0.001pH mV 0.1mV, 0.01mV temperature 0.1 ℃ basic error of pH ± 0.002pH ± 1 word mV ± 0.03% FS temperature ± 0.2 ℃ ± 1 word stability (± 0.002pH ± 1 word) / 3h Power AC (220 ± 22) V; (50 ± 1) Hz chassis number WXS-A009-1 Overall dimensions (mm), weight (kg) 250 × 195 × 100,2 acidity correction, Jingdezhen acidity, Star Maple instrument acidity provided by 星枫 instruments. If you have any questions or consultation of this information, please contact us now! Our Company: Nanchang 星枫 Instrument Co., Ltd. (www.xingfengyiqi.com) Contact: Zhengjing, or click on "Commercial Union customer service" direct dialogue with us!