Citric Acid Monohydrate (Molecular formula C6H8O7·H20 Molecular weight: 210.14)is a colorless crystal or white crystalline powder with a strong sour taste and is highly soluble in water. It is used as a chelating agent, antioxidant and pH regulator in the chemical, cosmetic and detergent industries .
CERTIFICATE OF ANALYSIS
| ITEMS | SPECIFICATION | RESULTS |
| Appearance | Colorless or white crystal | Colorless or white crystal |
| Identification | Complies with the limit Test | Conforms |
| Clarity&Colour of Solution | Pass test | Pass test |
| Purity | 99.5~101.0% | 99.95% |
| Moisture | 7.5~8.8% | 8.72% |
| Sulphated Ash | ≤0.05% | 0.01% |
| Sulphate | ≤150ppm | <150ppm |
| Oxalic acid | ≤100ppm | <100ppm |
| ≤5ppm | <5ppm | |
| Readily Carbonisable Substance | Pass test | Pass test |
| Bacterial Endotoxin | ≤0.5IU/mg | <0.5IU/mg |
| Aluminium | ≤ 0.2ppm | <0.2ppm |
| Lead | ≤0.5ppm | <0.5ppm |
| Arsenic | ≤1ppm | <1ppm |
| Mercury | ≤1ppm | <1ppm |