Potassium Carbonate
NAME
1-type
2-type
ITEM
High-class
First-class
Second-class
Color TV class
Content of potassium carbonate (%)
≥99.00
≥98.5
≥96.0
≥99.0
Content of chloride (%)
≤0.01
≤0.10
≤0.20
≤0.03
Content of sulfide (%)
≤0.01
≤0.10
≤0.15
≤0.04
FerrumFecontent (%)
≤0.001
≤0.003
≤0.010
≤0.001
Content of water-insoluble (%)
≤0.02
≤0.05
≤0.10
≤0.04
Ignition loss (%)
≤0.60
≤1.00
≤1.00
≤0.80