CAS No.: | 77-92-9 |
---|---|
Formula: | C6h8o7 |
EINECS: | 221-095-7 |
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Test Items | Specification | Results |
Characters | Colourless Translucent Crystals Or As White, Fine, Crystalline Powder | Colourless Translucent Crystals Or As White, Fine, Crystalline Powder |
Identification | Pass Test | Passes Test |
Clarity And Colour Of Solution | Pass Test | Passes Test |
Content | 99.5-100.5% | 100.10% |
Moisture | ≤0.5% | 0.10% |
Oxalic Acid | ≤100mg/Kg | <100mg/Kg |
Sulphate | ≤150ppm | <150ppm |
Readily Carbonisable Substances | Abs ≤0.52 | <0.52 |
Tra ≥30% | >30% | |
Residue On Ignition(Sulphated Ash) | ≤0.05% | 0.01% |
Heavy Metals | ≤10ppm | <5ppm |
Arsenic | ≤1mg/Kg | <0.1mg/Kg |
Lead | ≤0.5mg/Kg | <0.1mg/Kg |
Mercury | ≤1mg/Kg | <0.1mg/Kg |
Aluminium | ≤0.2ppm | <0.2ppm |
Bacterial Endotoxins | ≤0.5Iu/Mg | <0.5Iu/Mg |
Isociric Acid (Relative Substances) | Pass Test | Pass Test |
Polycyclic Aromatic Hydrocarbon | Pass Test | Pass Test |
Trilaurylamine | ≤0.1mg/Kg | <0.1mg/Kg |