Vitamin B12 68-19-9
Inquiry
| Post Date: | Apr 24,2013 |
| Expiry Date: | Apr 24,2014 |
| Detailed Description: |
Cas No. :68-19-9
Quantity: 1Kilograms Payment Method: T/T , Western Union Welcome to ask for price list Specialize in various of steroids High business reputation & credibility 100% High quality and very competitive price Stock up within 24hr 24hr online service maxsource08[at]yahoo[dot]com "Product Name:Vitamin B12 CAS:68-19-9 EINECS NO.:200-680-0 MF: C63H88CoN14O14P 1.Packing Detail:25kg/drum (25kg net weight,28kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 510mm high, 350mm diameter) OR 1kg/bag (1kg net weight, 1.2kg gross weight, packed in an aluminum foil bag; Outer: paper carton; Inner: double-layer PE) OR as per your request. 2.Delivery time: 3~5 days after payment 3.Storage: Stored in a cool & dry well closed container, keep away from moisture and strong light,high temperature. 4.Shelf life: Two years when properly stored. 5.Delivery: By UPS/DHL/TNT/EMS or by Air/ Sea as per Qty or as your requirements. ITEM SPECIFICATION RESULTS Description Dark red crystalline powder, Have no smelly and test less; Hygroscopicity. Complies Identification Positive Positive Ratio absorbance A361nm/A278nm:1.70-1.90 A361nm/A550nm:3.15-3.40 1.86 3.25 Pseudo cyanocobalamin Complies Complies Loss on drying ≤12.0% 2.6% Assay on dried 96%-100.5% 97.8% Bacteria ≤100cfu/g 100cfu/g Mould yeasts ≤100cfu/g No found E coli No found No found Limit of residual solvents Acetone≤0.5% 0.09% Conclusion: The product complies with USP32 standard " |
| CAS Registry Number: | 68-19-9 |
| Synonyms: | ;cyano-5,6-dimethylbenzimidazole-cobalamin;Cyanocobalamin;VB12;5,6-dimethyl-1-(3-o-phosphono-alpha-d-ribofuranosyl)-1h-benzimidazolmonoes; |
| Molecular Formula: | C63H88CoN14O14P |
| Molecular Weight: | 1355.3652 |
| Molecular Structure: | 
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| Safety Description: | S24/25:; |
| Company: | maxsource08 [ China ] |
| Contact: | Kristy |
| Tel: | 862783555670 |
| Fax: | 862783555670 |
| Email: | maxsource08@hotmail.com |
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