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Vitamin B12 (Cyanocobalamin) BP98/USP2 |
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Product Name: |
Vitamin B12 (Cyanocobalamin) BP98/USP24 |
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Packing: |
25kgs/bag |
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CAS NO: |
58-56-0 |
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Molecular Formula: |
C8H11NO3HCL |
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Molecular Structure: |
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Physico-chemical properties: |
White Powder |
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Picture: |
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Vitamin B12 Food Grade |
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PARAMETER |
SPECIFICATION |
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Appearance |
Light red homogencous powder |
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Identification |
Positive |
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Loss on drying |
Max.0.5% |
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Assay of vitamin B12(on dry sub) |
0.9-1.3% (HPLC Method) |
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Carrier |
Mannitol |
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Size |
Max 250um |
| Vitamin B12 Feed Grade | |
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PARAMETER |
SPECIFICATION |
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Appearance |
Light red homogencous powder |
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Identification |
Positive |
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Loss on drying |
Max.12% |
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Assay of vitamin B12(on dry sub) |
0.9-1.3% (HPLC Method) |
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Carrier |
Starch |
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Size |
Max 250um |
| Vitamin B12 (Cyanocobalamin) | |
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PARAMETER |
SPECIFICATION (USP32) |
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Appearance |
dark-red,crystalline powder, Or crystals,hygroscopic |
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Identification |
Positive |
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Loss on drying |
Max.12% |
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Ratio Absorbances |
A361nm/A278nm:1.70-1.90 |
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Pseudo Cyanocobalamin |
Complies |
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Assay on dried |
96.0%-100.5% |
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Microbiology |
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Bacteria |
≤1000cfu/g |
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Mould & yeasts |
≤100cfu/g |
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E Coli |
Negative |
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Limit of residual |
Acetone≤0.5% |
| Vitamin B12 (Mecobalamin) | |
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PARAMETER |
SPECIFICATION (Standard of JP X IV) |
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Appearance |
Dark red crystals crystalline powder |
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Identification |
UV: Compare the spectrum with the reference spectrum |
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Chemical: Postive |
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Solution purity |
Clear and red color |
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Assay (on anhydrous basis) |
Min. 98.0% |
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Related substances (HPLC) |
The largest area of the peaks: ≤0.5% |
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Tatal content: ≤2.0 |
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Moisture |
Max.12.0% |
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Acetone,By GC |
≤5000ppm |
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