The technique index of industrial grade calcium chloride

Analytical item	Technique Index 1	Technique Index 2	Technique Index 3	Measuring method
Calcium chloride (CaCL2)%≥	68. 0-70. 0	74. 0-77. 0	90. 0-95. 0	HG/T2327-92
Magnesium and alkali metals chloride by NaCl)%	4	5	5. 5	HG/T2327-92
Water insoluble substance %≤	0. 05	0. 05	0. 05	HG/T2327-92
Alkalinity (by Ca(OH)2)%≤	0. 2	0. 2	0. 2	HG/T2327-92
sulfate(by CaSO4)%≤	0. 1	0. 1	0. 1	HG/T2327-92
PH ＆#118alue	8-10	8-10	8-10	HG/T2327-92