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Batch record

PT-141 10 mg

What this record shows — two layers. (1) An analytical report supplied with the lot by the manufacturer (purity, sterility, endotoxins, heavy metals), shown below. (2) Independent third-party verification by VP Peptides is still PENDING — until an independent report is on file, those parameters stay PENDING and are never inherited from the supplier document. Verified batches already carry a Sonic Laboratories report — see the registry.

Batch identifiers

Product
PT-141
Strength
10 mg
COA #
Pending
Laboratory
Pending
Report date
Pending
Lot / Batch
Not disclosed
Molecular formula
C50H68N14O10
CAS number
189691-06-3

Fields in italics are not yet documented for this batch. We do not publish figures we cannot document.

Supplier batch report

ParameterMethodResultSource
PurityHPLC99.38%SUPPLIER
SterilityMethod not stated in documentPassSUPPLIER
Bacterial endotoxinsMethod not stated in document<1 EU/mgSUPPLIER
Heavy-metal / elemental panelMethod not stated in document<50 ppbSUPPLIER

Analytical documentation supplied with the lot by the manufacturer — reference PEP2608NP055, reported 2026-08-01. These figures come from the supplier’s own certificate; they are not independently verified by VP Peptides. The supplier document is retained on file and available on request; where the certificate does not state a method, the method is shown as not stated rather than assumed.

Independent verification — VP Peptides

ParameterMethodResultStatus
Identity——PENDING
Purity——PENDING
Net peptide content——PENDING
Sterility——PENDING
Bacterial endotoxins——PENDING
Heavy-metal / elemental panel——PENDING

Every parameter is PENDING an independent report for this batch.

Document source

Documentation level

Independent COA pending

Independently commissioned by VP Peptides

In progress — an independent report is not yet on file for this batch.

Provenance timeline

One tested vial ≠ the whole batch. A laboratory result characterizes the sample tested. Full batch assurance also involves multi-vial sampling, content uniformity and stability monitoring. We show this openly rather than imply one test covers every vial.

About this compound

Research use only. This batch record is analytical documentation for laboratory research material. VP Peptides products are not drugs, foods, or cosmetics; not for human or veterinary use, diagnosis, treatment, or administration. Nothing here is a claim of safety or efficacy. A verified parameter describes the tested material only.