Orp test solution hanna hi7021l

Description

Orp test solution hanna hi7021l 

Buffer Solution , ORP buffer solution
ORP Solution for Platinum and Gold Electrodes. Reads 240 mV @ 25°C/77°F ORP standard solutions allow you to test the precision of ORP electrodes. 
If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment. 
Description

ORP Test Solution at 240 mV (@20°C)
Bottle 500 mL

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