accurate measurements of total dissolved solids (TDS) from 0 to 9990 ppm

preventing damage during transport and ensuring your meter stays calibrated and ready to use

How the Mercuric Nitrate Titration Method Works

Compatible with the Milwaukee MW102 Wine pH/Temp Meter

No Wastewater - Zero water waste during regeneration (because there is none)

Rubber Washer for Berkey Earth® & Ceramic Filters viticulture pH testing accurate measurements of total dissolvedThe Berkey Earth Ceramic Filter Rubber Washer is the essential sealing component that comes standard with every Berkey Earth ceramic filter element. Over time, rubber washers wear from repeated installation and water exposure a degraded washer compromises the seal between the filter stem and housing, allowing unfiltered water to bypass the filter media. Replacing it restores full system integrity. Compatibility This washer is compatible with: Berkey