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| CAS No.: | 87-99-0 |
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| Formula: | C5h12o5 |
| EINECS: | 201-788-0 |
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Audited by an independent third-party inspection agency
| Testing Item | Standard | Result |
| Identification | Meets the requirements | Conform |
| Appearance | White crystals | Conform |
| Assay(dry basis) | >=98.5% | Conform |
| Other polyols | ≤1.5% | Conform |
| Loss on drying | ≤0.2% | Conform |
| Residue on ignition | ≤0.02% | Conform |
| Reducing sugars | ≤0.5% | Conform |
| Heavy metals | ≤2.5PPM | Conform |
| Arsenic | ≤0.5PPM | Conform |
| Nickel | ≤1 PPM | Conform |
| Lead | ≤0.5PPM | Conform |
| Sulfate | ≤50PPM | Conform |
| Chloride | ≤50PPM | Conform |
| Melting point | 92-96ºC | Conform |



