STANDARD: GB/T6009-2014

ANALYSIS ITEM

INDEXES

STANDARD VALUE

ANALYSIS RESULT

Na2SO4

99.0% Min.

99.18%

WATER INSOLUBLE SUSTANCE

0.05% Max.

0.047%

CALCIUM MAGNESIUM (BY Mg)

0.15% Max.

0.12%

THE CHLORIDE (BY Cl)

0.35% Max.

0.22%

IRON (Fe)

0.002% Max.

0.0017%

MOISTURE

0.20% Max.

0.13%

WHITENESS

82 Min.

86