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analysis item

standard

calcium chloride (cacl2)

74％min,77％ min,94％min

total chlorinated alkali: (nacl)

5.0％max

magnesium chloride(mgcl2)

0.5％max

insoluble matter in water

0.25％max

calcium sulfate (caso4):

0.2％max

ferric oxide (fe2o3)

0.025％max

heavy metal as cu., pb., cd., cr., hg., as

0.005％max

ph value  

8-10