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Certificate of Analysis

Vitamin B12

Test ID NAD-0037982

PASS
Test ID
NAD-0037982
Batch / Lot
PSP-09302026B12
Client
ProSupply Peptides | pspeptides.com
Date ordered
October 20th, 2026
Appearance
Clear Red Liquid
Mass reported
10mg
Vial count
1x | 10mL Vial

Chemical Analysis Performed By HPLC With UV Detection Coupled With Mass Spectrometry

Results
Mass IdentificationMethylcobalamin
HPLC Purity99.93%
Mass Content9.93mg
PASSED — Within Specification

Methylcobalamin 1 mg/mL; Preservative: Benzyl Alcohol 0.9%; Diluent: Sterile Water q.s. 10mL