ITEMS STANDARDS
1. Assay(BaCO3): 99.2%MIN
2. Moisture: 0.30% MAX
3. Total Sulphur(SO4): 0.30% MAX
4. HCL insoluble matters: 0.25% MAX
5. Iron(Fe): 0.004%MAX
6. 120mesh residue on sieve: 0.30MAX
7. Appearance: White powder