Vitamin B12/Cyanocobalamine

Vitamin B12/Cyanocobalamine

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CAS No:

68-19-9


1.Product Name:  Cyanocobalamine/VB12

2.CAS NO:  68-19-9

3.Application: It is used to treat neurological diseases, relieve pain and numbness, relieve

neuralgia quickly, improve pain caused by cervical spondylosis, and treat sudden deafness

4.Sample: With Free

5.Specification: 

 

Items

Specifications

Appearance

Dark red crystals or crystalline powder

Assay (on dried basis)

≥98.0%

Identification(UV)

UV-VIS spectrum PH2: Conforms to standard

UV-VIS spectrum PH7: Conforms to standard

Chemical reaction

Positive

Clarity and color of solution

The solution is clear and red in color

Individual impurities(HPLC)

≤0.5%

Water(K.F)

≤12.0%

Related substances(HPLC)

≤2.0%

Residual solvents(GC)

Acetone ≤0.5%

Ethanol ≤0.5%

Total plate count

≤1000cfu/g

 


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