HARDNESS TEST KIT REFILL, Each

Details

Direct Reading Titrator (9859X42 and X43)For determining total hardness of waterRange 0 to 200 ppm as CaCO3 in 4 ppm incrementsTitrators may be refilled to test higher concentrationsSufficient for 50 tests at 200 ppmDirect Reading Titrator (9859X72 and X73)For determining calcium, magnesium and total water hardnessRange 0 to 200 ppm as CaCO3 in 4 ppm incrementsSufficient for 50 tests at 200 ppmDirect Reading Titrator Method (9860A15 and A16)For determining low range total hardness of waterRange of 0 to 10 ppm as CaCO3 in 0.2 ppm incrementsSufficient for 50 tests at 10 ppmDrop Count Method (9860A47 and A48)For determining total hardness of waterOne drop equals 10 ppm or 1 gpg as CaCO3Sufficient for 50 tests at 200 ppm or 20 gpg