Tested vendor:Allen Biotechnology Co Abc
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Tirzepatide — Allen Biotechnology Co AbcCertificate of Analysis · Independent third-party lab result
Purity
Not reported
This certificate did not report an HPLC purity figure.
Dose vs label
—
No quantity measurement on this report.
Evidence
Asserted only
- Test date
- —
- Testing lab
- Finnrick
- Batch / lot
- 201370
- Quantity
- —
- Endotoxins
- —
- Assay method
- —
Context
How this result compares
We have catalogued 8064 Tirzepatide certificates; across the 7694 with a purity result the median tested purity is 99.83%.
Testing method by Finnrick.
Allen Biotechnology Co Abc has 405 certificates in our corpus, including 125 for Tirzepatide at a median tested purity of 99.80%.
Manufacturer
Allen Biotechnology Co Abc
Source
abc_telegram
Asserted only
No verifiable evidence captured.
This entry was added to our corpus from abc_telegram.
We did not save the certificate image, did not hash an artifact,
and the upstream URL is either
a domain root or absent — we cannot independently confirm this report existed. Treat
as curator-asserted only.
OCR text Raw extracted text
Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.
7:59 Copyright © 2020 Krause Analytical LLC. All rights reserved. [ADDRESS_REDACTED] B-206 Austin, TX 78759 Laboratory Director 2 of 3 © 2026 Finnrick Analytics LLC and its suppliers, all rights reserved. Unauthorized distribution and modification prohibited. FINNRICK Finnrick Testing Certificate Test Certificate ID: mp49rhf Verify at https://finnrick.com/verify Page 2 of 3 FINNRICK krause analytical Chromatogram Response 3000000 2800000 2600000 2400000 2200000 2000000 1800000 1600000 1400000 1200000 1000000 800000 600000 400000 200000 0 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 5.50 6.00 6.50 7.00 7.50 8.00 8.50 9.00 Time Mass spectrum/[NAME_REDACTED] 201370 47 (0.869) 100- 0 900 1000 1100 Tirzepatide 30 (0.955) 100- 0 900 1000 1100 Sample: [PHONE_REDACTED].D1DAD1A (-) 1216 1205 1217 1279 1116 1144 1300 1219 1210 1217 1201 1303 1323 1474 1400 1500 1614 1606 1621 1606 1628 1613 1606 1628 1600 1700 1800 Scan ES+ 4.08e5 1863 1886 m/z Scan ES+ 4.14e5 1863 1886 m/z Krause Analytical, LLC [ADDRESS_REDACTED] B-206 Austin, TX 78759 [EMAIL_REDACTED] Finnrick Testing Certificate © 2026 Finnrick Analytics LLC and its suppliers, all rights reserved. Unauthorized distribution and modification prohibited. FINNRICK Finnrick Testing Certificate Test Certificate ID: mp49rhf Verify at https://finnrick.com/verify Page 3 of 3 krause analytical Methods Summary Purity/Potency/Identification USP/NF 621 • 2 mL of purified water is added to the lyophilized powder in the vial, and the contents mixed to dissolve the lyophilized powder. • An aliquot is taken from the vial and diluted to contain approximately 500 mg/L of the peptide. • The diluted sample is analyzed by HPLC-UV-MS. • The mass spectrum obtained is compared to an authentic standard of the peptide for identification. • The total area of all of the peaks in the chromatogram is calculated, and the area of the peak of the peptide is divided by the total area to obtain the chromatographic purity value, reported in percent. finnrick.com
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