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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 AnalyticalCertificate of Analysis ยท Lot release ยท tested in-housePrymaLab Analytical ยท Attn: Sample intake ยท 3705 Music Branch Rd ยท Ashland, KY 41102 ยท United States
Certificate number PL-26-00351 Key 7WD4ZDT6 Verify at prymalab.net/testing/verify/

VIP 5 mg/mL Pen Lot PL-2610-238 ยท analysed October 9, 2026 ยท issued October 23, 2026

Purity ยท RP-HPLC99.30%Specification โ‰ฅ 99.0% โ€ข main peak at 15.31 min
Identity ยท Observed Mass3,325.91 DaTheoretical 3,325.80 Da โ€ข +0.11 Da (33 ppm)
ConclusionPASSMeets every specification for the tests performed

The certificate

Certificate of analysis PL-26-00351, page 1
Page 1: results, specifications and chromatogram
Certificate of analysis PL-26-00351, page 2
Page 2: HPLC method, peak table, mass spectrometry and approval

Summary

CompoundVIP
Vasoactive intestinal peptide (1-28) amide; aviptadil
CAS number55556-37-1
Molecular formulaC147H238N44O42S
Theoretical mass3,325.80 Da
Sequence / structureHSDAVFTDNYTRLRKQMAVKKYLNSILN-NH2
Storageโ€”
Label claim5 mg/mL
Lot numberPL-2610-238
Certificate numberPL-26-00351
Date of analysis2026-10-09 (retest 2028-10-08)
Purity (RP-HPLC)99.30%
Identity (LC-MS)3,325.91 Da
Endotoxin (LAL)0.306 EU/mg
SterilityNo growth
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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For laboratory and research use only. Not for human consumption. PrymaLab sells to qualified researchers and licensed laboratories only. Not a drug, food or cosmetic. Not for human consumption. This product has not been evaluated by the Food and Drug Administration and is not intended to diagnose, treat, cure or prevent any disease.