Product Certification&
    Enterprise Certification

  • Ms.Livia Wang
    Tel: 13792446908

  • Mobile:13792446908
  • Tel:13792446908
  • Fax:
  • Province/state:Shandong
  • City:Qingdao
  • Street:Chengyang District
  • MaxCard:
Home > Products >  Vitamin B12

Vitamin B12 CAS NO.68-19-9

  • Min.Order: 1 Kilogram
  • Payment Terms: L/C,T/T,MoneyGram
  • Product Details

Keywords

  • Vitamin B12
  • VB12
  • Cyanocobalamin

Quick Details

  • ProName: Vitamin B12
  • CasNo: 68-19-9
  • Molecular Formula: C63H88CoN14O14P
  • Appearance: Dark red crystalline powder or dark re...
  • Application: Vitamin B12 , also called cobalt amine...
  • DeliveryTime: 7 days after receipt of 30% T/T.
  • PackAge: 25kg net weight in cardboard drum or a...
  • Port: China Port
  • ProductionCapacity: 400 Metric Ton/Month
  • Purity: 96.0-100.5%
  • Storage: keep in a dry, cool and ventilated pla...
  • Transportation: by sea, by air, by train.
  • LimitNum: 1 Kilogram

Superiority

Vitamin B12

cyano-5,6-dimethylbenzimidazole-cobalamin; Cyanocobalamin; VB12; 5,6-dimethyl-1-(3-o-phosphono-alpha-d-ribofuranosyl)-1h-benzimidazolmonoes

CAS NO. 68-19-9

Specification:USP/BP/EP

Chinese GMP

CEP

DMF/CTD format

 

Details

Items                                                 Standard

Characteristics                                  Dark red crystalline powder or dark red crystals

Identification A(UV)                             Absorption maxima at 278nm、361nm and from 547nm to 559nm

Ratio absorbances                             A361/A278nm  1.70-1.90

                                                            A361/A550nm  3.15-3.40

Identification B(TLC)                           Conforms to standard

Identification C(Chemistry)                  Positive

Identification D(Chemistry)                  Positive

Pseudo ayanocobalamin                     Complies

Related substances(HPLC)                 ≤3.0%

Loss on drying                                      ≤12.0%

Assay (on dry basis)(UV)                      96.0-100.5%

Residue solvent(GC)                                                          

Acetone                                                  ≤0.5%

Total plant count(Plant culture)              ≤1000cfu/g

Other products of this supplier

lookchemhot product CAS New CAS Cas Database Article Data Chemical Catalog