All Ara 290 Certificate of Analysis results(215 COAs)
TitrateLab · Certificate of Analysis

ARA-290 99.7% Purity — Peptide GurusCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.728%
Dose vs label +0.4% Essentially at label
Evidence URL referenced
Test date
2026-06-10
Testing lab
Janoshik
Batch / lot
Quantity
10.04mg
label 10mg · tested 10.04mg
Endotoxins
Assay method
Label dose
10mg
Context

How this result compares

This ARA-290 certificate's tested purity of 99.73% ranks higher than 82% of the 213 ARA-290 certificates with a purity result we have catalogued (median 99.49%).

Tested 2026-06-10 by Janoshik. This test is newer than 77% of our catalogued ARA-290 certificates.

Peptide Gurus has 182 certificates in our corpus, including 2 for ARA-290 at a median tested purity of 99.78%.

Manufacturer
Peptide Gurus
View vendor profile
Source

Janoshik (public)

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Verify on the upstream lab
Dose
10mg
Catalogued
2026-06-18
OCR text Raw extracted text

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

{
  "peptide": "ARA-290",
  "dose": "10mg",
  "purity_pct": 99.728,
  "purity_label": "99.728%",
  "method": "",
  "test_date": "2026-06-10",
  "client": "PeptideGurus",
  "notes": "",
  "label_qty": "10mg",
  "tested_qty": "10.04mg",
  "quantity_deviation_pct": 0.4,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
Related

Other ARA-290 certificates

All ARA-290 results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Peptide Gurus or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →