What was the tested purity of lot OP-R20-CH0729?

Lot OP-R20-CH0729 (Retatrutide) tested at 99.551% HPLC purity from Optima Supply, based on 1 Certificate of Analysis indexed by Disclosed Labs.

Which lab tested lot OP-R20-CH0729?

Lot OP-R20-CH0729 was tested by Janoshik Analytical based on COA data in the Disclosed Labs corpus.

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Disclosed Labs

Retatrutide Lot OP-R20-CH0729 (Optima Supply) — Test Results & COA | Disclosed Labs

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OP-R20-CH0729

Found 1 COA referencing this lot from 1 vendor.

Tests reported

Aggregated across 1 COA for this batch

HPLC purity

99.551%

Net peptide content

24.13 mg

Mass spec / LC-MS

—

FTIR identity

—

HPLC identity (RT match)

Reported

Endotoxin (LAL)

—

Sterility (USP <71>)

—

Heavy metals

—

Microbial

—

Tested by: Janoshik Analytical

Vendor	Peptide	Lab	Purity	Tests	Tested
Optima Supply	Retatrutide	Janoshik Analytical	99.55%		2025-07-30	Detail →Source

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