COA/BAC-2026-020Verified
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PuriLab Analytical
Bacteriostatic Water 3 mL
BAC-2026-020Lot NOT PROVIDEDAnalyzed October 30, 2026

Timeline
Ordered
October 26, 2026
Received
October 29, 2026
Analyzed
October 30, 2026
Sample
Name
Bacteriostatic Water 3 mL
Expected
Benzyl Alcohol (preservative)
Amount
1 vial, aqueous solution, multi-dose 3 mL, sealed
Testing
Client
TVP
Test type
Preservative identity & content determination, pH
Method
HPLC-UV
Content, how much is in it
0.66%w/v
Label claim: 0.9% w/v
Identity, what it isMatch
Confirmed
Retention-time and UV spectrum match vs. benzyl alcohol reference standard
pH
pH electrode, measured October 29, 2026
6.16
Chromatogram
HPLC-UV
3.31 min, Benzyl Alcohol
Analyst Comments
Clear, colorless aqueous solution, white-cap multi-dose vial, received sealed.
Analyst Signature
Max Barrett
Lab Director, PuriLab Analytical
Analysis date: October 30, 2026
Verification Code
BAC-27X5-YOOK
Verify at purilab.org/verify/BAC-27X5-YOOK
Scan to Verify
BAC-27X5-YOOK
Results apply solely to the sample as received and are not representative of any larger lot, batch, or production run. Findings are limited to the analytes stated above. PuriLab Analytical is an independent testing laboratory, is not CLIA certified or ISO 17025 accredited, does not sell or distribute any substance, and makes no representation as to the safety, legality, or fitness of any material for any use.
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