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✓ Purity · passLab has no portalShop-provided sample

SS-31 (Elamipretide) × PurePeptides.Bio — lab test, February 2026

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Tested · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM
Sample source: shop-provided. The shop chose and sent this vial. The Trust Score counts it like any other published test; who sourced the vial is shown so you can weigh it yourself.How we weigh evidence →
HPLC Purity
99.47%
✓ Excellent purity only
↓ Download COA
COA on file — not portal-verified

This lab doesn't publish a public lookup, so we can't confirm the certificate against the lab's own record. The document was reviewed before publication, but it rests on our review alone.

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Test results

6 data points
Purity
99.47%
Endotoxins
Not tested
Sterility
Not on file
Heavy metals
Not tested
Stated qty
50 mg
Tested qty
50.37 mg
Qty match
101% of labeled · +1%
Batch / Lot
2026-01-29 (Vial 1)
Tested by
MZ BiolabsView profile →

Not on file for this certificate: endotoxins, sterility and heavy metals. A purity figure says nothing about those.

About this test

What’s in the vial

Label 50 mg · Lab measured 50.37 mg

101% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 12.6 mg using the measured mass, against 12.5 mg on the label — 1% more.

One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.

Verification trail
Report number2026-01-29 (Vial 1)
Portal lookupLab has no portalThis laboratory publishes no public lookup, so the report cannot be confirmed independently.
PDF vs portalMZ Biolabs's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of SS-31 from PurePeptides.Bio, performed by MZ Biolabs on February 10, 2026. Reported purity: 99.47%. Net content: 50.37 mg against 50 mg labeled (101% of label). Batch 2026-01-29 (Vial 1). Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by MZ Biolabs · Feb 10, 2026 · Batch 2026-01-29 (Vial 1)

Other lots of SS-31 (Elamipretide) from PurePeptides.Bio

LotTestedLabPurityvs labelStatus
ARTSS100226 Aug 2025MZ Biolabs99.83%71%Lab has no portal

Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.

Related lab tests

6 tests

The 238 other SS-31 (Elamipretide) tests on Peptigrity range from 97.00% to 99.97%. This one sits at 99.47%.

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