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Cyanocobalamin

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  Post Date: Aug 29,2022
  Expiry Date: Aug 29,2023
  Detailed Description: Cas No. :68-19-9 Quantity: 100Metric Tons
Payment Method: TT, LC
Product name: Cyanocobalamin (Vitamin B12)
Characters: Dark red crystals or dark red crystalline powder
Identification A
UV: absorption maxima at 278±1nm, 361±1nm and 550±2nm
A361 n/m /A278nm: 1.70-1.90
A361nm/A550nm: 3.15-3.45
Identification B:
TLC: The principal sport in the chromatogram obtained with the test solution is similar in position, colour and size to the principal spot in the chromatogram obtained with the reference solution
Loss on drying: ≤10.0%
assay: 97% to 102.0%
Total impurities ≤3.0%
acetone ≤5000ppm
total aerobic microbial count: ≤1000cfu/g
total combined yeasts/mould count: ≤100cfu/g

Certificate: GMP, CEP

  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: 68-19-9 Vitamin B12
  Safety Description: S24/25:;

  Company: Premium ingredient co.,ltd     [ China ]        
  Contact: ameliabai
  Tel: +86-510-86995770
  Fax: +86-510-86993298
  Email: ameliabai@aliyun.com
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