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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 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-26-00057 Key 64Z42E7C Verify at prymalab.net/testing/verify/

KLOW Blend 80 mg Lot PL-2609-057 ยท analysed September 16, 2026 ยท issued October 3, 2026

Purity ยท RP-HPLC99.66%Specification 99.0% โ€ข blend purity โ€” sum of the four component peaks
Identity ยท Observed Mass4 / 4Components confirmed by LC-MS within ยฑ 1.0 Da: 402.1 / 1419.8 / 4963.7 / 342.6 Da
ConclusionPASSMeets every specification for the tests performed

The certificate

Certificate of analysis PL-26-00057, page 1
Page 1: results, specifications and chromatogram
Certificate of analysis PL-26-00057, page 2
Page 2: HPLC method, peak table, mass spectrometry and approval

Summary

CompoundKLOW Blend
GHK-Cu + BPC-157 + TB-500 + KPV co-lyophilized blend
CAS number89030-95-5 ยท 137525-51-0 ยท 77591-33-4 ยท 67727-97-3
Molecular formulaC14H22CuN6O4 ยท C62H98N16O22 ยท C212H350N56O78S ยท C16H30N4O4
Theoretical mass401.9 ยท 1419.6 ยท 4963.5 ยท 342.4 Da (GHK-Cu / BPC-157 / TB-500 (Thymosin ฮฒ4) / KPV)
Sequence / structureGHK-Cu 50 mg: H-GHK-OH ยท Cu(II) (1:1 copper complex)
BPC-157 10 mg: H-GEPPPGKPADDAGLV-OH (15 residues; free N- and C-termini)
TB-500 (Thymosin ฮฒ4) 10 mg: Ac-SDKPDMAEIEKFDKSKLKKTETQEKNPLPSKETIEQEKQAGES-OH (43 residues; N-acetyl; free C-terminus)
KPV 10 mg: H-KPV-OH (3 residues; free N- and C-termini)
AppearanceBlue lyophilized cake
Storageโˆ’20 ยฐC, desiccated, dark
Label claim80 mg/vial (GHK-Cu 50 mg ยท BPC-157 10 mg ยท TB-500 10 mg ยท KPV 10 mg)
Lot numberPL-2609-057
Certificate numberPL-26-00057
Date of analysis2026-09-16 (retest 2028-09-15)
Purity (RP-HPLC)99.66%
Identity (LC-MS)4/4 components confirmed
Water content (KF)2.1%
Endotoxin (LAL)0.06 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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