5-Amino-1MQ

Certificate of Analysis & Complete Test Results

✓ Verified & Certified
Test Date
Jan 30, 2026
Batch Number
542113
Purity Level
99.48%

Certificate of Analysis

High-Performance Liquid Chromatography

Client: Peptides Canada
Sample Name: TB-500
Batch #: 542113
Report Date: 06/22/2025
Test: Purity
Receipt Date: 06/20/2025
Analysis Date: 06/22/2025
Matrix: Powder
Number of samples: 1
Purity: 99.48%

Research-grade specification: ≥95.0% — this batch exceeds specification.

Date File 542113_MS2_posneg_ TB-500_Lot542113_purity.d Sample Name TB-500_Lot542113_purity
Sample Type Sample Position P3-14
Instrument Name LCMS-7800 Series Username -
Acq Method TB500_purity_10mg.m Acquired 06/22/2025 03:50:00 PM
IRM Calibration Status Calibrated Time (UTC-07:00)
Comment Sample test for purity of TB500 batch 542113 DA Method SignalToNoiseCheckout.m
Sample Group Test Batch 2 Info. -
Stream Name LC1 Acquisition 06/22/2025 03:50:00 PM
Acquisition SW Version 6400 Series Triple Quadrupole B.09.00 (89037.0) Time (Local) (UTC-07:00)

Peak List

Time Area % Area
4.21 min 7125.3 99.48 %
6.35  min 37.2 0.52 %

* determined as TB-500 based on retention time

Note: Percent area between two compounds is not quantitative due to variable extinction coefficients.

Test Screen

UV Chromatogram:

Identity: TB-500

(Other names: Thymosin Beta-4, TB-500 (synthetic fragment), Thymosin β4, TB4)

CAS: 77591-33-4

Data

Mass Spectrum

MSMS ID — head to tail database matching

Mass Spectrum Peptide Envelope encompasses the 3-6 positive change states conferring Peptide Mass

TB-500

Expected Mass: 4963.0

Observed Mass: 4963.0

Reviewed and approved by:

Herman Lelie

Pepslab.ca LLC. All test results are the responsibility of the client. This report relates only to the samples tested. The analyses were performed except as indicated. Samples are within quality control criteria and area specifications unless noted.