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Published lot certificate Issued by PrymaLab Analytical for a PrymaLab production lot. Scan the QR code or enter the number and key on the verify page to confirm any printed copy.
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PrymaLab
PrymaLab AnalyticalCertificate of Analysis · Lot release · tested in-housePrymaLab Analytical · Attn: Sample intake · 3705 Music Branch Rd · Ashland, KY 41102 · United States
Certificate number PL-26-00077 Key D5P9QVDK Verify at prymalab.net/testing/verify/

PNC-27 5 mg Lot PL-2609-077 · analysed September 24, 2026 · issued October 3, 2026

Purity · RP-HPLC99.62%Specification 99.0% • main peak at 7.27 min
Identity · Observed Mass4,032.1 DaTheoretical 4,031.7 Da • +0.4 Da (99 ppm)
ConclusionPASSMeets every specification for the tests performed

The certificate

Certificate of analysis PL-26-00077, page 1
Page 1: results, specifications and chromatogram
Certificate of analysis PL-26-00077, page 2
Page 2: HPLC method, peak table, mass spectrometry and approval

Summary

CompoundPNC-27
p53(12–26) fused to a membrane-residency peptide
CAS number1159861-00-3
Molecular formulaC188H293N53O44S
Theoretical mass4031.7 Da
Sequence / structureH-PPLSQETFSDLWKLLKKWKMRRNQFWVKVQRG-OH (32 residues; p53 residues 12–26 followed by the membrane-residency peptide; free N- and C-termini)
AppearanceWhite lyophilized powder
Storage−20 °C, desiccated, dark
Label claim5 mg/vial
Lot numberPL-2609-077
Certificate numberPL-26-00077
Date of analysis2026-09-24 (retest 2028-09-22)
Purity (RP-HPLC)99.62%
Identity (LC-MS)4,032.1 Da ([M+4H] 4+ 1009.0 · [M+5H] 5+ 807.4)
Water content (KF)2.1%
Endotoxin (LAL)0.07 EU/mg
SterilityNo growth; conforms
ConclusionPASS
Tested byPrymaLab Analytical (PrymaLab's own laboratory, Ashland, KY). In-house result, not an independent third-party test.
Third-party testing guarantee. Have this product tested by any independent laboratory. If the result does not come back as the compound named on the label, at the purity and amount stated, we refund your order in full and reimburse the cost of the test. Email the lab report and your order number to michael@prymalab.net.

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