Hardness

Title	Test Name	Measuring Range	Method No.	Product Type
Hardness, total with powder	Hardness total P	0 - 60 mg/L CaCO₃	M3049
Hardness, Yes/No 8-20	Hardness (Yes/No)	8 - 20 mg/L CaCO₃	Y/N
Hardness 20 - 800	Hardness, calcium	20 - 800 mg/L CaCO₃		Checkit Comparator Minikit
Hardness 1 - 10	Hardness, total, very low	1 - 10 mg/L CaCO₃		Minikit
Hardness 1 - 50	Hardness, total, low	1 - 50 mg/L CaCO₃		Minikit
Hardness 4, 8 or 20	Hardness, total	Limit 4, 8 or 20 mg/l CaCO₃		Minikit
Hardness 10 - 500	Hardness, calcium	10 - 500 mg/L CaCO₃		Minikit
Hardness, total HR with Tablet	Hardness total HR T	20 - 500 mg/L CaCO₃ ⁱ⁾	M201	Photometer Spectrophotometer
Hardness, Total with Tablet	Hardness total T	2 - 50 mg/L CaCO₃	M200	Photometer Spectrophotometer
Hardness Calcium 2 with Tablet	Hardness Calcium (B) T	20 - 500 mg/L CaCO₃	M191	Photometer Spectrophotometer
Hardness Calcium with Tablet	Hardness Calcium (B) T	50 - 900 mg/L CaCO₃	M190	Photometer Spectrophotometer
Hardness Calcium and Magnesium with liquid reagent	Hardness Ca and Mg L	0.05 - 4 mg/L CaCO₃	M199	Spectrophotometer