| CAS No.: | 83-8-5 |
|---|---|
| Formula: | C17h20n4o6 |
| Environmental Protection: | Yes |
| Color: | Yellow or Organe Yellow Crystalline Powder |
| Classification: | Pharmaceutical Ingredients |
| Function: | Pharmaceutical Ingredients |
| Samples: |
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| Customization: |
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Product Name: Vitamin B2
Specification:98.0%~102.0%
Appearance: Yellow or organe yellow crystalline powder
| TECHNICAL DATE SHEET | ||
| PRODUCT SPECIFICATIONS | ||
| Product Name: | Vitamin B2(Riboflavin) | |
| Internal Code: | 000-01260 | |
| Cas number: | 83-88-5 | |
| Molecular formula | C17H20N4O6 | |
| ANALYSIS ITEMS | SPECIFICATION | TEST METHOD |
| Appearance | A yellow or orange yellow crystalline powder | Organoleptic |
| Identitification | A solution of 1mg in 100ml of water is pale greenish yellow by transmitted light, and has an intense yellowish-green fluorescence that disappears upon the additon of mineral acids of alkalies | |
| Specific rotation | -115~-135° | |
| Assay(on dry basis) | 98.0%~102.0% | |
| Loss on drying | ≤ 1.5% | Eur.Ph.9.0 [2.5.12] |
| Residue on ignition | ≤ 0.3% | Eur.Ph.9.0 [2.4.16] |
| Lumiflavin | 440nm Absorbance≤ 0.025% | |
| Aerobic bacteria(TAMC) | ≤1000 cfu/g | USP39 <61> |
| Yeast/Moulds(TAMC) | ≤100 cfu/g | USP39 <61> |
| Bile-tol.gram- b./Enterobact.: | ≤100 cfu/g | |
| Escherichia coli: | Absent in 1g | USP39 <62> |
| Salmonella: | Absent in 25g | USP39 <62> |
| Staphylococcus aureus: | Absent in 1g | |
| Aflatoxins B1 | ≤ 5 ppb -Reg.EC 1881/2006 | USP39 <62> |
| Aflatoxins ∑ B1, B2, G1, G2 | ≤ 10 ppb -Reg.EC 1881/2006 | USP39 <62> |
| Packing | Pack in paper-drums and two plastic-bags inside N.W. 25 kgs I.D.35xH51cm. | |
| Storage | Store in a well-closed container away from moisture, light, oxygen. | |
| Shelf Life | 24 months under the conditions above and in its original packaging | |
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