Vitamin B12

Vitamin B12
Product Details

Vitamin B12 (Cyanocobalamin) BP98/USP2

Product Name:

Vitamin B12 (Cyanocobalamin) BP98/USP24

Packing:

25kgs/bag

CAS  NO:

58-56-0

Molecular Formula:

C8H11NO3HCL

Molecular Structure:


Physico-chemical properties:

White Powder

Picture:

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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