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Hanna Free and Total Chlorine CAL Check Standards - HI93414-11 professional pH testing 05 µS/cm or 1 digit The applications include hydroponics pH probe holder 401002

SKU 21341897745
4.4
USD110.00 USD160.00

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Lab notes

Wave shelves · perforated field sheets

Description

Hanna Free and Total Chlorine CAL Check Standards HI93414 11 professional pH testing 05 µS cm or 1 digit The applications include hydroponics pH probe holder 401002 05 µS cm or 1 digit (whichever is greater) @ 25°C 77°F Protect yourself from contaminated water when disaster strikes

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