| Grade: Monohydrate | Molecular Formula: C6H8O7 | CAS NO: 77-92-9 | Certification: ISO9001:2000 |
QUALITY STANDARD:
1. DESCRIPTION: WHITE OR TRANSPARENT CRYSTAL
2. SOLUBILITY: EASILY SOLUBLE IN WATER AND ALCOHOL,
FEEBLY SOLUBLE IN AETHER
3. CLARITY AND COLOR: CLEAR
4. CONTENT(99.50%MIN ): 99.80%
5. SULPHATE(150PPM MAX): 5PPM
6. OXALATE(350PPM MAX): 40PPM
7. HEAVY METAL(As Pb)(10PPM MAX): 4PPM
8. BARIUM,CALCIUM: PASS TEST
9. IRON(50PPM MAX): 5PPM
10. CHLORIDE(50PPM MAX): 15PPM
11. SULPHATED ASH(0.1% MAX): 0.02%
12. WATER(7.5%-8.8%): 8.61%
13. READILY CARBONISABLE SUBSTANCES: NOT DARKER THAN THE STANDARD