Best quality Vitami...

Best quality Vitamin B12  CAS 68-19-9
Best quality Vitamin B12  CAS 68-19-9

Best quality Vitamin B12 CAS 68-19-9

Min.Order / FOB Price:Get Latest Price

1 Kilogram

FOB Price:USD 2800.0000 -3000.0000

  • Min.Order :1 Kilogram
  • Purity: 99.90%
  • Payment Terms : L/C,D/P,T/T,Other

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Vitamin B12 Best quality Vitamin B12 68-19-9

Quick Details

  • Appearance:red powder
  • Application:for pharma use CAS 68-19-9
  • PackAge:drum and bag
  • ProductionCapacity:500|Kilogram|Month
  • Storage:in sealed air resistant place
  • Transportation:by sea or air

Superiority:

CAS No.:
68-19-9
Other Names:
Vitamin B12
MF:
C63H88CoN14O14P
EINECS No.:
68-19-9
FEMA No.:
3025
Place of Origin:
Shaanxi, China (Mainland)
Type:
vitamin
Brand Name:
KONO 
Model Number:
Pharmaceutical Grade
Apperance:
Dark red crystalline powder
Molecular Weight:
1355.38 

Details:

Vitamin B12 Food Grade
PARAMETER   SPECIFICATION
Appearance Light red homogencous powder
Identification Positive
Loss on drying Max.0.5%
Assay of vitamin B12(on dry sub) 0.9-1.3% (HPLC Method)
Carrier Mannitol
Size Max 250um

 

 

 

 

Vitamin B12 Feed Grade
PARAMETER   SPECIFICATION
Appearance Light red homogencous powder
Identification Positive
Loss on drying Max.12%
Assay of vitamin B12(on dry sub) 0.9-1.3% (HPLC Method)
Carrier Starch
Size Max 250um

 

 

 

Vitamin B12 (Cyanocobalamin)
PARAMETER   SPECIFICATION (USP32)
Appearance dark-red,crystalline powder, Or crystals,hygroscopic
Identification Positive
Loss on drying Max.12%
Ratio Absorbances A361nm/A278nm:1.70-1.90
A361nm/A550nm:3.15-3.40
Pseudo Cyanocobalamin Complies
Assay on dried 96.0%-100.5%
Microbiology  
Bacteria ≤1000cfu/g
Mould & yeasts ≤100cfu/g
E Coli Negative
Limit of residual Acetone≤0.5%

 

 

 

Vitamin B12 (Mecobalamin)
PARAMETER   SPECIFICATION (Standard of JP X IV)
Appearance Dark red crystals crystalline powder
Identification UV: Compare the spectrum with the reference spectrum
Chemical: Postive
Solution purity Clear and red color
Assay (on anhydrous basis) Min. 98.0%
Related substances (HPLC) The largest area of the peaks: ≤0.5%
Tatal content: ≤2.0
Moisture Max.12.0%
Acetone,By GC ≤5000ppm

 

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