The basic informations of Vitamin B12:
1. Vitamin B12 E number is E406, CAS No. is 9002-18-0.
2. Vitamin B12 is widly used as food additives and ingredients in our daily life.
3. Although we are not the largest Vitamin B12 facotry in China,but we are the best quality Vitamin B12 manufacturer.
You can click "Inquiry" to leave message about our product - Vitamin B12. Also, you can email us, email : Info@Foodchem.com. We will reply you soon. Foodchem.com can supply samples to client. Through the sample, clients can understand Vitamin B12 well.
| 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 |
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| 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 |
TOP
| 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% |
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| 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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| Vitamin B12(Hydroxocobalamin) |
| PARAMETER |
|
SPECIFICATION (Ph.Eur.7.0) |
| Appearance |
Dark red crystalline powder or dark red crystals |
| Identification |
A:A274nm/A351nm:0.75-0.83
A525nm/A351nm:0.31-0.35
B:Meets Ph.Eur.requiements
C:Meets Ph.Eur.requrements |
| Loss on drying |
8%-12% |
| Assay dried substance |
96.0%-102.0% |
| Related substances |
5% Max. |
| Residual solvent(Acetone) |
0.5%Max. |
| Microbiology |
|
| Total plate count |
≤800 cfu/g |
| Mould & yeasts |
≤80 cfu/g |
| E Coli |
Negative |
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Vitamin B12 Introduce:
Vitamin B12 cannot be made by plants or animals. It is only bacteria have the enzymes required for its synthesis. Being used as a food additive, Vitamin B12 is an essential food ingredient in our daily food supply. Vitamin B12 is a important Vitamins.
Other Vitamins : Vitamin A, Vitamin C, Vitamin B2, D-Biotin
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