|
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 |