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Products > replaceable packaging > Shanghai Longway Optical Instruments Co., Ltd. | Similar Products

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replaceable packaging

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HANNA HI98107 PHS-98107 Tester Family Pen PH Meters: Package: 100pcs/carton, 14kg/carton Operation: • Remove the protective cap. Don't be worry if white crystals appear around the probe head. This is normal with pH electrodes and they dissolve ...

PH-981 High Precision Pen PH Meters: Package: 100pcs/carton, 13.5kg/carton OPERATION • Remove the protective cap. Do not be alarmed if white crystals appear around the cap. This is normal with pH electrodes and they dissolve when ...

TDS-98302 HI98302 DIST 2 TDS Meter TDS Tester Family: Package: 100pcs/carton, 14kg/carton OPERATION • Remove the protective cap. Don't be worry if white crystals appear around the probe head. This is normal with electrodes and they dissolve ...

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