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EVOHN

Certificate of analysis

Semax

Every released batch of Semax, with the analytical record that released it. Figures are the laboratory's measurements — where the label and the assay disagree, the assay is the number to calculate from.

Batches published
01
Current batch
EVN-SMX-2604
Assayed purity
99.66%
Released
23 Apr 2026

Current batch

EVN-SMX-2604

VerifiedSigned PDF on request
SEMAX03.67.210.814.4
Retention time (min)RP-HPLC · UV 214 nm

Determinations

DeterminationResultSpecificationMethod
Purity99.66%≥ 99.0%RP-HPLC, UV 214 nm
Identity813.8 Da (theoretical 813.9)Conforms to theoretical massESI-MS
Assayed content99.8% of label95.0 – 110.0% of labelRP-HPLC against reference standard
Water content2.9%≤ 8.0%Karl Fischer titration
Residual solventsAcetonitrile 66 ppm; TFA below quantitationWithin USP <467> limitsHeadspace GC-FID
AppearanceWhite lyophilised cakeConformsVisual inspection
Assayed purity99.66%
98%Spec ≥ 99%100%
Assayed content
9.98 mg / 10 mg
Laboratory
Meridian Analytical Laboratories
Accreditation
ISO/IEC 17025 accredited
Accession
MAL-26-04355
Manufactured
9 March 2026
Tested
15 April 2026
Released
23 April 2026
Retest interval
36 months from date of manufacture

Storage conditions

Lyophilised, −20 °C, protected from light and moisture. Sample retained under identical conditions for the duration of the retest interval.

Testing standards

The references applied

Compendial standards govern how each determination is made and what limit it is judged against. Naming them is what allows a result to be compared with one produced elsewhere.

  • 01USP <1225> — Validation of compendial procedures
  • 02USP <467> — Residual solvents
  • 03USP <921> — Water determination
  • 04ISO/IEC 17025:2017 — Testing laboratory competence

Documentation

Confirm it at the source.

Ask the desk to arrange confirmation of any Semax certificate directly with the issuing laboratory, or to retrieve an archived batch record.