Description
| CAS | 5949-29-1 |
| Molecular Formula | C6H8O7.H2O |
| Molecular Weight | 210.14 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Solid | Colour | White crystalline |
| Odour | Odorless | pH Value | 1.8 at 50 g/l at 20 °C |
| Melting Point/ Freezing Point [°C] | 153°C | Flash Point [°C] | 173.9 °C |
| Boiling Point [°C] | 175°C | Vapour Pressure Mm/Hg | 3.70E-009 mm Hg @ 250C |
| Vapour Density | 7.26 | Density [g/cm3] | 1.665 |
| Solubility in Water [% weight] | 59.2% (20°C) | ||
| Specifications | |||
| Appearance | White or almost white, crystalline powder , colorless crystals or granules efflorescent | Assay (By Naoh Titration) | Min 99.0% |
| Insoluble Matter in Water | Max 0.01% | Chloride (Cl) | Max 0.005% |
| Sulphate (So4) | Max 0.01% | Oxalate (As C2H2O4) | Max 0.035% |
| Heavy Metal (As Pb) | Max 0.001% | Lead (Pb) | Max 0.001% |
| Iron (Fe) | Max 0.001% | Zinc (Zn) | Max 0.001% |
| Arsenic (As) | Max 0.0001% | Calcium (Ca) | Max 0.02% |
| Barium (Ba) | Max 0.002% | Reaction Against H2So4 | Passes test |
| Water (H2O) | 7.5 – 8.8% | Sulphated Ash (At 600°C) | Max 0.05% |
| Dangerous Goods Information | |||
| UN Number | – | DG Class | – |
| Safety Information & Hazard Symbols | |
| Symbol | GHS07 |
| Signal Word | Warning |
| Hazard Statement | H319 |
| Precaution Statement | P305 + P351 + P338 |















