Indexes
|
Industrial Grade
|
Food Grade
|
CrO3 Purity%≥
|
99.7
|
99.5
|
Water insoluble%≤
|
0.01
|
0.01
|
Sulphates (SO4) %≤
|
0.06
|
0.15
|
Na%≤
|
0.05
|
0.05
|
Cl%≤
|
0.05
|
0.05
|
Fe%≤
|
0.05
|
0.05
|