 MF:C4H6O6 nH2O(crystal:n=1,anhydrate n=0,)
MW:168.11(crystal)150.09(anhydrate)
Properties:Colorless crystal or white crystalline powder,no smell,acid.
Quality index:
GB15358-94
Item |
Index |
Catalyst |
Anhydrous |
| Assay(dry),% ≥ |
99.5 |
99.5 |
| MP range,°C |
200-206 |
200-206 |
| Sulfate(SO4),% ≤ |
0.04 |
0.04 |
| Heavy metal(as Pb),% ≤ |
0.001 |
0.001 |
| As,% ≤ |
0.0002 |
0.0002 |
| Easy oxide |
OK |
OK |
| Loss on heat,% ≤ |
11.5 |
0.5 |
| Residue on ignition,% ≤ |
0.10 |
0.10 |
BP98
Item |
Index |
| Contact % |
99.5-101.0 |
| Ca ≤% |
0.02 |
| Heavy metal(as Pb),%≤ |
0.001 |
| Oxide(Cl)≤% |
0.01 |
| Sulfate(SO4),% ≤ |
0.015 |
| Oxalate (C2O4)≤% |
0.035 |
| Loss on heat,% ≤(100-105°C) |
0.2 |
Usage:Widely used in food industry,used as foaming agent of beer,acid taste agent,taste modified agent.
Packing:25KG in plastic woven bag lined with kraft bag or composited bag. |
