High quality Vitamin B12/ Cyanocobalamin CAS 68-19-9 VB12

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$3.00 - $5.00 / Grams | 100 Gram/Grams (Min. Order)
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Overview
Quick Details
CAS No.:
68-19-9
Other Names:
Cyanocobalamin
MF:
C63H88CoN14O14P, C63H88CoN14O14P
EINECS No.:
200-680-0
Place of Origin:
China
Type:
Vitamins, Amino Acids and Coenzymes
Grade Standard:
Medicine Grade
Brand Name:
SINORIGHT
Model Number:
Top Grade
Purity:
98%min
Product Name:
VITAMIN B12
CAS:
68-19-9
Appearance:
Red Crystalline Powder
Grade:
Medical
purity:
98.5%
Loss on drying:
≤12%
Bacteria:
20cfu/g
Package:
100g/tin
usage:
Animal Pharmaceuticals
Supply Ability
Supply Ability:
100 Gram/Grams per Month
Packaging & Delivery
Packaging Details
100g/tin
Port
China main ports
Product Description

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1.Product Name:  vitamin b12

2.CAS NO:   68-19-9

3.Application: medical

4.Sample: With Free

5.Specification:

 

ItemSpecificationResults
DescriptionDark red crystalline powder, have no smelly and tasteless;HygroscopicityDark red crystalline powder,have no smelly and tasteless;Hygroscopicity
IdentificationPositivePositive
Ratio AbsorbancesA361nm/A278nm: 1.70-1.90
A361nm/A550nm: 3.15-3.40
1.87
3.32
Pseudo CyanocobalaminCompliesComplies
Loss on drying12.0%2.20%
Assay on dried96.0~100.5%98.50%
Bacteria1000cfu/g20cfu/g
Mould,Yeasts100cfu/gNo found
E ColiNo foundNo found
Limit of residual solventsAcetone0.5%0.02%
ConclusionConform to Complies with USP.34

 

 

 

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