| Certification: | ISO |
|---|---|
| Element: | Vitamin B |
| Shape: | Powder |
| Type: | Vitamin |
| Shipment: | 5 Days |
| Sample: | Available |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier General Information:
Type: Vitamins
Origin: China
CAS No.: 67-03-8
AUCO No.: 812
Packing: 25kg drum
Specification:
| Items | Standard |
| Appearance | White or almost white crystalline powder or colourless crystals |
| Indentification | A:IR absorption; C:Reaction(a) of chlorides |
| Appearance of solution | Clear,not more intense than Y7 or GY7 |
| PH | 2.7~3.3 |
| Water | ≤5.0% |
| Sulphated ash | ≤0.1% |
| Sulphates | ≤300ppm |
| Impurity A | ≤0.15% |
| Impurity B | ≤0.3% |
| Impurity C | ≤0.15% |
| Unspecified impurity | ≤0.10% |
| Total impurities | ≤0.5% |
| Assay(on anhydrous basis) | 98.5%~101.0% |
Packing Photos:
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Audited Supplier 
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