All SS-31 Certificate of Analysis results— 788 COAs
TitrateLab · Certificate of Analysis

SS-31 99.7% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.717%
Dose vs label +3.1% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this SS-31 product at 99.717% purity via HPLC. The tested quantity was 10.31mg against a 10mg label, a deviation of 3.1%. The test is recent (3-6 months old), but endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
Test date
2025-12-15
Testing lab
Janoshik
Batch / lot
Quantity
10.31mg
label 10mg · tested 10.31mg
Endotoxins
Assay method
HPLC
Label dose
10mg
Context

How this result compares

This SS-31 certificate's tested purity of 99.72% ranks higher than 22% of the 788 SS-31 certificates with a purity result we have catalogued (median 99.84%).

Tested 2025-12-15 by Janoshik via HPLC. This test is newer than 30% of our catalogued SS-31 certificates.

Qingdao Sigma Chemical has 510 certificates in our corpus, including 6 for SS-31 at a median tested purity of 99.76%.

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
10mg
Catalogued
2026-04-24
Artifact hash
9e5eb143941c0f68…
OCR text Raw extracted text

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

{"peptide": "SS-31", "dose": "10mg", "purity_pct": 99.717, "purity_label": "99.717%", "method": "HPLC", "test_date": "2025-12-15", "client": "Telegram @tracyfromqsc", "notes": "", "label_qty": "10mg", "tested_qty": "10.31mg", "quantity_deviation_pct": 3.1, "is_blend": false, "components_json": "", "ocr_confidence": 0.98}
Related

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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 →