Vitamin B12 (Cyanocobalamin) BP98/USP2 |
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Product Name: |
Vitamin B12 (Cyanocobalamin) BP98/USP24 |
Packing: |
25kgs/bag |
CAS NO: |
58-56-0 |
Molecular Formula: |
C8H11NO3HCL |
Molecular Structure: |
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Physico-chemical properties: |
White Powder |
Picture: |
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Vitamin B12 Food Grade |
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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 |
Pseudo Cyanocobalamin |
Complies |
Assay on dried |
96.0%-100.5% |
Microbiology |
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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 |
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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 |
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Moisture |
Max.12.0% |
Acetone,By GC |
≤5000ppm |
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