Customization: | Available |
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Powder: | Yes |
Customized: | Customized |
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Audited by an independent third-party inspection agency
Product Name | Vitamin B12 |
Characters | Dark red crystalline powder or dark red crystals |
Identification A | UV: A361 nm/A278nm : 1.70~1.90 A361 nm/A547nm~559nm:3.15~3.45 |
Identification B | TLC: Meets Ph. Eur. monograph requirements |
Loss on drying | ≤10.0% |
Assay | 97.0%~102.0% |
Related substances | Total impurities: ≤3.0% Unknown impurity 1# : ≤1.0% Unknown impurity 2# : ≤0.5% Unknown impurity 3# : ≤0.32% Any other detectable impurity: ≤0.2% |
Total plate count | ≤800cfu/g |
Yeasts and molds | ≤80cfu/g |
E.coli | Negative |
Payment Term |
T/T | 30% T/T in advance, paid the balance before shipment | |
CFR(C&F) | |||
30% T/T in advance, paid the balance against copy of B/L | |||
CIF | |||
L/C | L/C amount above 20,000 usd, we can accept L/C at sight after the issuing bank approved by us |
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West Union |
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Amount lower than 5000usd |