产品

VTSYIQI Water Hardness Meter Laboratory Water Hardness Meter with Standard Calibration Solution Resolution 0.001,0.01,0.1,1,Automatic Accuracy ±1% F.S. 2 to 5 points Calibration Concentration Range 0.05 to 200 mmol/L Manual/Auto-read Measurement Endpoint

VTSYIQI Water Hardness Meter Portable Water Hardness Meter with Standard Calibration Solutions Range 0.05 to 200 mmol/L Resolution 0.001, 0.01,0.1,1 Automatic Accuracy ±1% F.S. Selectable Water Hardness Units for Measuring Concentration

VTSYIQI Water Hardness Tester Laboratory Water Hardness Meter with Standard Calibration Solution Concentration Range 0.05-200 mmol/L Accuracy ±1% F.S. Selectable Water Hardness Units for Measuring Calcium and Magnesium Ion Concentration in Water Samples

VTSYIQI Water Hardness Tester Portable Water Hardness Meter with Calibration Liquids Concentration 0.05~200 mmol/L Temperature 0 to 105°C USB Interface 500 Data Memory for Measuring Calcium and Magnesium Ion Concentration in Water Samples

VTSYIQI Water Quality Meter Portable PH/Conductivity Meter with Conductivity Standard Solutions Resolution 0.001 0.01 0.1 pH Selectable Accuracy ±0.002 pH Stores Up to 500 Data Sets Backlit LCD Display for Measuring pH mV Conductivity TDS

VTSYIQI Water Speed Meter Flow Velocity Meter Flow Speed Meter with Speed Range 0.01-5.00 m/s Temperature Range -10 ° C-50° C Current Measurement Error ≤1.5% Pole Positioning Measurement