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PuriLab Analytical
COA/BAC-2026-005Verified
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Certificate of Analysis

PuriLab Analytical

Reconstitution Solution (Bacteriostatic Water) 10 mL

BAC-2026-005Lot 260601Analyzed October 7, 2026
Reconstitution Solution (Bacteriostatic Water) 10 mL vial as received

Timeline

Ordered
October 3, 2026
Received
October 6, 2026
Analyzed
October 7, 2026

Sample

Name
Reconstitution Solution (Bacteriostatic Water) 10 mL
Expected
Benzyl Alcohol (preservative)
Amount
1 vial, aqueous solution, multi-dose 10 mL, sealed

Testing

Client
Primordial Research
Test type
Preservative identity & content determination
Method
HPLC-UV
Content, how much is in it
1.09%w/v
Label claim: 0.9% w/v
Identity, what it isMatch
Confirmed
Retention-time match vs. same-day reference standard

Chromatogram

HPLC-UV

mAU1002003004005003.5Retention time (min), 3.05 to 3.6 min3.33
3.33 min, Benzyl Alcohol

Analyst Comments

Clear, colorless aqueous solution, blue cap multi-dose vial, received sealed.

Analyst Signature

Max Barrett
Lab Director, PuriLab Analytical
Analysis date: October 7, 2026

Verification Code

BAC-LS5F-YZPP
Verify at purilab.org/verify/BAC-LS5F-YZPP

Scan to Verify

BAC-LS5F-YZPP

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.

PuriLab Analyticaladmin@purilab.org
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