Large 1600-grain water softener. Capacity nearly double that of most softeners. For use with AD-16E Test Kit (Prod. No. 148410). 11.5 Height.

Demonstration softener with convenience features. Body of clear polycarbonate plastic. White elliptical base helps prevent upset while in use. Both ends are made of extra thick, white polycarbonate. Q

PAO Standard Solution. 0.00564 N, 100 mL bottle. Note: also available in Digital Titrator cartridges.

For chlorine determination by buret titration. Phenylarsine Oxide (PAO) Standard Solution, 0.00564. 3.78 L Note: also available in Digital Titrator cartridges.

For chlorine determination by Digital Titrator titration. 0.00451 N PAO. 1 digit = 1µg/L CI2 in 200 mL sample. Digits x 0.00000564 = meq. Accurate results - when and where you need them Fast and Flex