B-12 (Vitamin B12 · Cyanocobalamin / Methylcobalamin)
Cyanocobalamin (68-19-9) or Methylcobalamin (13422-55-4) form
Overview
Vitamin B-12 is supplied as cyanocobalamin or methylcobalamin per buyer specification. Confirm exact form (cyano / methyl / hydroxo / adenosyl) via batch COA and product label.
Specifications
- CAS
- 68-19-9 (Cyanocobalamin) / 13422-55-4 (Methylcobalamin)
- Purity (HPLC)
- ≥ 99.0%
- Common vial sizes
- 1 mg/ml, 10 mg
- MOQ
- On request
- Lead time
- 7–14 days
- Storage
- Refrigerated 2–8°C, protect from light
Documentation available on request
- Certificate of Analysis (COA)
- HPLC Chromatogram
- Mass-spec spectrum
- Stability data
- SDS / MSDS
- Sequence verification
Regulatory note
Specify exact B-12 form (cyano vs. methyl vs. other) at order placement. Confirm form and salt via batch COA.
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- CAS
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