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Products > polarity tester > Shanghai Longway Optical Instruments Co., Ltd. | Similar Products
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polarity tester

" in PH Meters found 2 Products from Shanghai Longway Optical Instruments Co., Ltd., China
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PHS-98108 HANNA HI98108 Tester Family ATC Pen PH Meter

PHS-98108 HANNA HI98108 Tester Family ATC Pen PH Meter
tester up to the maximum immersion level in pH 6.86 buffer solution • Allow the reading to stabilize and using a small screwdriver adjust the calibration trimmer to read 6.86 Calibration is now ...

PH-981 High Precision Pen PH Meters

PH-981 High Precision Pen PH Meters
tester up to the maximum immersion level in pH 6.86 buffer solution • Allow the reading to stabilize and using a small screwdriver adjust the calibration trimmer to read 6.86 Calibration is now ...
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