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Supporting Quality Documentation

ATMI-EPI-260901-A

ATMI Batch

ATMI-EPI-260901-A

Material

Epithalon

Quality Record Type

Supplier Internal Raw Material QC

Record Date

September 1, 2026

Quality Control Results

  • HPLC Purity

    Pass

    99.6%

  • LC-MS Identity

    Pass

    Conforms

  • Appearance

    Pass

    White powder

  • Solubility

    Pass

    Conforms

  • Water Content

    Pass

    0.7%

  • Total Impurities

    Pass

    0.6%

  • Largest Single Impurity

    Pass

    0.2%

Residual Solvent Screening

  • AcetonitrilePass
  • DichloromethanePass
  • N,N-DimethylformamidePass

Storage Conditions

  • Short term: 2°C to 8°C
  • Long term: -15°C to -25°C
View Full Technical Details▾
  • Molecular Weight390.35
  • Identity ReferenceAla-Glu-Asp-Gly
  • LC-MS Observed MWapproximately 390.38 Da
  • LC-MS Calculated MW390.35 Da
  • HPLC Purity Specification≥98.0%
  • Water Content Specification (Karl Fischer)≤8.0%
  • Total Impurities Specification≤2.0%
  • Largest Single Impurity Specification≤1.0%
  • Reference StandardIn-house reference standard, HPLC & LC-MS verified
  • Packing Size100 g/vial
  • Manufacturing DateSeptember 1, 2026
  • Source Report DateSeptember 3, 2026
  • Re-Test DateSeptember 2, 2027
  • Acetonitrile (spec ≤0.041%)<0.041%
  • Dichloromethane (spec ≤0.060%)<0.060%
  • N,N-Dimethylformamide (spec ≤0.088%)<0.088%

Statement of record

This document summarizes supplier-provided internal raw material quality-control data associated with this ATMI batch. Supplier-identifying information has been withheld for commercial confidentiality. Reported analytical results have not been altered. ATMI Labs did not perform the laboratory testing described in this record.

Supplied for laboratory research use only. Not for human or veterinary use. This document is not evidence of safety, efficacy, medical benefit, or regulatory approval.