| Customization: | Available |
|---|---|
| CAS No.: | 156-54-7 |
| Formula: | C4h7o2na |
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| Check item | Specifications | Check conclusion |
| (Content) | ≥99.0% | 99.53% |
| (appearance ) | White powder | White powder |
| (Loss on drying) | ≤5.0% | 1.21% |
| (Smelting point) | 250.0-253.0ºC | 252.0ºC |
| (Free acid) | ≤ 2.0ml | Pass |
| (Free alkalinity) | pass | Pass |
| (Total number of colony) | < 1000cfu/g | < 1000cfu/g |
| (saccharomycetes/mould) | < 50cfu/g | < 50cfu/g |
| (Coliform) | negative | negative |
| (endotoxins) | ≤1.0 I.U./g | Pass |
| PH(1% Solution ) | 6.0-9.0 | 7.0 |
| (Heavy metals as pb ) | ≤0.0005% | < 0.0005% |
| (As ) | ≤3PPM | 1PPM |
| (water -insoluble) | ≤0.01% | < 0.01% |
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