5-Amino-1MQ

Certificate of Analysis & Complete Test Results

✓ Verified & Certified
Test Date
Jan 30, 2026
Batch Number
122266
Purity Level
99.52%

Certificate of Analysis

High-Performance Liquid Chromatography

Client: Peptides Canada
Sample Name: Melatonin
Batch #: 122266
Report Date: 08/21/2025
Test: Purity
Receipt Date: 08/20/2025
Analysis Date: 08/21/2025
Matrix: Powder
Number of samples: 1
Purity: 99.52%

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

Date File 122266_MS2_posneg_ Melatonin_Lot122266_purity.d Sample Name Melatonin_Lot122266_purity
Sample Type Sample Position P1-29
Instrument Name LCMS-7800 Series Username -
Acq Method Melatonin_purity_10mg.m Acquired 08/21/2025 09:52:18 AM
IRM Calibration Status Calibrated Time (UTC-07:00)
Comment Sample test for purity of Melatonin batch 122266 DA Method SignalToNoiseCheckout.m
Sample Group Test Batch 2 Info. -
Stream Name LC1 Acquisition 08/21/2025 09:52:18 AM
Acquisition SW Version 6400 Series Triple Quadrupole B.09.00 (89037.0) Time (Local) (UTC-07:00)

Peak List

Time Area % Area
2.76 min 5378.5 99.52 %
3.88 min 25.6 0.48 %

* determined as Melatonin based on retention time

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

Test Screen

UV Chromatogram:

Identity: Melatonin

(Other names: N-acetyl-5-methoxytryptamine, MEL, MLT)

CAS: 73-31-4

Data

Mass Spectrum

MSMS ID — head to tail database matching

Mass Spectrum Small Molecule Ionization encompasses the 1-2 positive change states conferring Peptide Mass

Melatonin

Expected Mass: 232.28

Observed Mass: 232.28

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.