For laboratory research use onlyNot for human or animal consumption
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Quality and documentation

Proof should travel
with the lot.

Our standards begin before lyophilization and continue through independent analytical review, lot-specific records, and accessible documentation.

0199.7% targetIncoming API before lyophilization
0299%+ standardMolecule-specific finished-lot purity
03IndependentThird-party analytical review
04Lot-specificThe applicable COA controls

Expanded May 2026 standard

Four results, one clearer record.

For COAs issued May 2026 and later, the testing panel includes the following. Earlier records reflect the testing standard in effect when issued.

  1. 01

    Sterility

    Documented sterility test result for the applicable lot.

  2. 02

    Endotoxin

    Lot-level bacterial endotoxin result.

  3. 03

    Purity

    Analytical purity reported for the tested material.

  4. 04

    Net peptide

    Measured net peptide content for the lot.

Reference documents

Open any document for a larger view, or search the current archive by product, lot, or accession number.

Search the COA archive
01Certificate of Analysis reference documentOpen document ↗ 02Certificate of Analysis reference documentOpen document ↗ 03Certificate of Analysis reference documentOpen document ↗ 04Certificate of Analysis reference documentOpen document ↗ 05Certificate of Analysis reference documentOpen document ↗ 06Certificate of Analysis reference documentOpen document ↗ 07Certificate of Analysis reference documentOpen document ↗ 08Certificate of Analysis reference documentOpen document ↗ 09Certificate of Analysis reference documentOpen document ↗ 10Certificate of Analysis reference documentOpen document ↗

Methodology hubs

How testing and documentation work.

Category and trust queries need more than a gallery. These RUO-safe guides explain methods, lot release, lyophilized handling, independent testing, and COA retrieval.

  1. 01

    HPLC / MS analysis

    Identity and purity methods used on lot COAs.

  2. 02

    Lot release testing

    May 2026+ sterility, endotoxin, purity, net peptide.

  3. 03

    Lyophilized handling

    Lab-facing storage and documentation practices.

  4. 04

    Third-party testing

    Independent verification in the documentation chain.

  5. 05

    Request or find a COA

    Archive search steps and when to contact support.

Browse documentation hub

The applicable lot Certificate of Analysis controls · For laboratory research use only

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