All PT-141 Certificate of Analysis results— 625 COAs
TitrateLab · Certificate of Analysis

PT-141 100.0% Purity — Kerui Peptide HongKong Co., LtdCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.985%
Dose vs label +1.0% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this PT-141 at 99.985% purity via HPLC. Quantity matched the 10mg label at 10.10mg (1% deviation), and the test is recent (under 3 months). However, endotoxin status and batch ID are not reported. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • unknown batch ID
Test date
2026-04-22
Testing lab
Janoshik
Batch / lot
Quantity
10.10mg
label 10mg · tested 10.10mg
Endotoxins
Assay method
HPLC
Label dose
10mg
Context

How this result compares

This PT-141 certificate's tested purity of 99.98% ranks higher than 99% of the 624 PT-141 certificates with a purity result we have catalogued (median 99.89%).

Tested 2026-04-22 by Janoshik via HPLC. This test is newer than 73% of our catalogued PT-141 certificates.

Kerui Peptide HongKong Co., Ltd has 29 certificates in our corpus, including 1 for PT-141 at a median tested purity of 99.98%.

Manufacturer
Kerui Peptide HongKong Co., Ltd
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

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Method
HPLC
Dose
10mg
Catalogued
2026-04-24
Artifact hash
6aefd159b408422b…
OCR text Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.

{"peptide": "PT-141", "dose": "10mg", "purity_pct": 99.985, "purity_label": "99.985%", "method": "HPLC", "test_date": "2026-04-22", "client": "Standard Peptides", "notes": "", "label_qty": "10mg", "tested_qty": "10.10mg", "quantity_deviation_pct": 1.0, "is_blend": false, "components_json": "", "ocr_confidence": 0.98}
Related

Other PT-141 certificates

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This certificate is part of TitrateLab's community-trust corpus. See more from Kerui Peptide HongKong Co., Ltd or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →