|
Item
|
Specification
|
|
Main content(on SrCO3+BaCO3 basis)
|
98.5% min
|
|
SrCO3
|
97% min
|
|
BaCO3
|
2% max
|
|
CaCO3
|
0.3% max
|
|
Na2CO3
|
0.1% max
|
|
Total sulphur(on SO3 basis)
|
0.3% max
|
|
Moisture
|
0.3% max
|
|
HCI insoluble matters
|
0.2% max
|
|
Iron(on Fe2O3 basis)
|
0.01% max
|
