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298-14-6 Potassium bicarbonate Potassium acid carbonate
Appearance:White crystal powder
CAS No. : 584-08-7
EINECS No. : 209-529-3
MF:K2CO3
Molecular Weight : 138.21
Melting point:891℃
Density :2.43g/ml at 25.c
Item |
Standard |
Test results |
Color |
White |
White |
Form |
Crystal or powder |
Crystal or powder |
Total alkalinity(As KHCO3,on dry basis) |
99.0%-101.5% |
99.5% |
Water insoluble |
≤0.02% |
0.01% |
Loss on drying |
≤0.25% |
0.2% |
pH(100g/L solution) |
≤8.6 |
Pass test |
Heavy metal(As Pb) |
≤5mg/kg |
4.65mg/kg |
As |
≤3mg/kg |
2.55mg/kg |
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