HEBEI HUANWEI BIOTECH CO., LTD.
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Manuafcturer: Hebei Yuxing Bio-engineering Co.,Ltd
Items
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Specification
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Appearance
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Dark red crystalline powder or dark red
crystals
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Identification A (UV)
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Absorption maxima at 278nm, 361nm
and from 547nm to 559nm
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Ratio absorbances
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A361/A278nm 1.70-1.90
A361/A550nm 3.15-3.40
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Identification B (TLC)
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Conforms to standard
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Identification C(Chemistry)
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Positive
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Identification D(Chemistry)
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Positive
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Pseudo cyanocobalamin
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Complies
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Related substances (HPLC)
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≤3.0%
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Loss on drying
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≤12.0%
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Assay(on anhydrous basis) UV
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96%~100.5%
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Residual Solvent (GC)
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Acetone
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≤0.5%
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Ethanol
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≤0.5%
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Total Plate count
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≤1000cfu/g
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Send Inquiry
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Xiangbei Welman Pharmaceutical Co., Ltd.
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Methylcobalamin (mecobalamin, MeCbl, or MeB12) is a cobalamin, a form of vitamin B12.Methylcobalamin is equivalent physiologically to vitamin B12, and can be used to prevent or treat pathology arising from a lack of vitamin B12 (vitamin B12 deficiency), such as pernicious anemia.
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Send Inquiry
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