Custom-molded fit: Precision-engineered for HI9814 GroLine and HI991000 family meters

purified water for healthier skin and hair

Potassium Silicate = < 60%

or clumped

Wet the sensor by soaking the bottom 2

Hanna Instruments Shockproof Rubber Boot HI710030 - Green Silicone Case for GroLine & HI991000 Meters photometer accessories Custom-molded fit: Precision-engineered for HI9814Protect your GroLine and portable meters with the Hanna Instruments HI710030 shockproof rubber boot. This premium green silicone protective case is custom molded for the HI9814 GroLine pH EC TDS meter, HI991000 family of portables, and select thermistor based thermometers, providing superior drop protection and enhanced grip for demanding hydroponics, agriculture, and water testing applications. Superior Protection Features: Impact resistant design: