All IGF-1 LR3 Certificate of Analysis results— 62 COAs
TitrateLab · Certificate of Analysis

IGF-1 LR3 99.5% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.539%
Dose vs label +19.0% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this IGF-1 LR3 at 99.539% purity via HPLC. The tested quantity was 1.19mg against a 1mg label, a 19% deviation. Endotoxin status is unknown. The test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity deviation (19%)
  • unknown batch ID
Test date
2025-11-25
Testing lab
Janoshik
Batch / lot
Quantity
1.19mg
label 1mg · tested 1.19mg
Endotoxins
Assay method
HPLC
Label dose
1mg
Context

How this result compares

This IGF-1 LR3 certificate's tested purity of 99.54% ranks higher than 68% of the 62 IGF-1 LR3 certificates with a purity result we have catalogued (median 99.23%).

Tested 2025-11-25 by Janoshik via HPLC. This test is newer than 73% of our catalogued IGF-1 LR3 certificates.

Qingdao Sigma Chemical has 510 certificates in our corpus, including 4 for IGF-1 LR3 at a median tested purity of 99.54%.

Manufacturer
Qingdao Sigma Chemical
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

Artifact captured

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Method
HPLC
Dose
1mg
Catalogued
2026-04-24
Artifact hash
22ac79ed45c1fd55…
OCR text Raw extracted text

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

{"peptide": "IGF-1 LR3", "dose": "1mg", "purity_pct": 99.539, "purity_label": "99.539%", "method": "HPLC", "test_date": "2025-11-25", "client": "Telegram @tracyfromqsc", "notes": "", "label_qty": "1mg", "tested_qty": "1.19mg", "quantity_deviation_pct": 19.0, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
Related

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All IGF-1 LR3 results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Qingdao Sigma Chemical or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →