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PuriLab Analytical
COA/BAC-2026-022Verified
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Certificate of Analysis

PuriLab Analytical

Bacteriostatic Water 3 mL

BAC-2026-022Lot NOT PROVIDEDAnalyzed November 5, 2026
Bacteriostatic Water 3 mL vial as received

Timeline

Ordered
October 29, 2026
Received
November 4, 2026
Analyzed
November 5, 2026

Sample

Name
Bacteriostatic Water 3 mL
Expected
Benzyl Alcohol (preservative)
Amount
1 vial, aqueous solution, multi-dose 3 mL, sealed

Testing

Client
New Wave Aminos
Test type
Preservative identity & content determination, pH, fentanyl
Method
HPLC-UV
Content
0.94%w/v
Label claim: Not stated
IdentityMatch
Confirmed
Retention-time and UV spectrum match vs. benzyl alcohol reference standard
pH
5.85
USP range 4.5 to 7.0
Fentanyl
NOT DETECTED
Screening cutoff 20 ng/mL

Chromatogram

HPLC-UV

mAU10020030000.511.522.533.544.5Retention time (min)3.40
3.40 min, Benzyl Alcohol

Analyst Comments

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

Analyst Signature

Max Barrett
Lab Director, PuriLab Analytical
Analysis date: November 5, 2026

Verification Code

BAC-GSTT-92RC
Verify at purilab.org/verify/BAC-GSTT-92RC

Scan to Verify

BAC-GSTT-92RC

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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