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Order before 3pm Mon–Fri for same-day dispatch99%+ Purity Guaranteed on Every BatchDiscreet Plain Packaging on All OrdersFast UK Next-Day Delivery AvailableBatch-Specific COA (See Product)Research Use Only — Not for Human or Veterinary Use15 Years of Experience Supplying UK ResearchersOrder before 3pm Mon–Fri for same-day dispatch99%+ Purity Guaranteed on Every BatchDiscreet Plain Packaging on All OrdersFast UK Next-Day Delivery AvailableBatch-Specific COA (See Product)Research Use Only — Not for Human or Veterinary Use15 Years of Experience Supplying UK Researchers
My UK Peptides (Research Only)
HPLC Certificate of Analysis
MUK-HPLC-00021
Issue Date: 22/09/2026
APPROVEDPrimary HPLC Result
99.501%
Main peak purity for batch MUK-2026-00021 using UV-HPLC.
Scan to verifyLive certificate verification record.
Product
Tesamorelin 5mg
Batch / Lot Number
MUK-2026-00021
Sample ID
SMP-00022
Quantity
5.36 mg
HPLC Purity
99.501%
Assay Result
Conforms
Test Date
22/09/2026
HPLC Chromatogram
Representative chromatogram profileIllustrative HPLC profile — main peak indicated
Testing Information
Test Method
UV-HPLC
Appearance
White to off-white lyophilised powder
Impurities
Not detected above reporting threshold
Laboratory
My UK Peptides — Quality Control
Raw Data / Peak Integration
Instrument
HPLC system
Column / Method Reference
Reverse-phase HPLC (C18)
Integration Purity
99.501%
Endotoxin Testing
Endotoxin Status
Pass
Endotoxin Method
LAL / Gel Clot
Endotoxin Result
Pass
Endotoxin Limit
≤0.5 EU/mg
Heavy Metal Testing
Heavy Metals Status
Pass
Test Method
ICP-MS
Total Result
Within specified limits
Specification Limit
Meets internal specification
Lead Pb
N/D
Arsenic As
N/D
Cadmium Cd
N/D
Mercury Hg
N/D
Stability Testing
Stability Status
Pass
Stability Method
Visual / HPLC retention check
Storage Condition
Store sealed, cool and dry.
Duration
Initial batch release
Stability Result: No significant degradation observed under recorded testing conditions.
Technical Properties
CAS
218949-48-5
Molecular Formula
C221H366N72O67S
Molecular Weight
5135.9 g/mol
Storage
Powder: −20°C ≥ 3 Years; 4°C ≥ 2 Years. Solvent: −80°C + 6 Months, −20°C ≥ 1 Month, 20°C ≥ 1 Week
TFA Content
≤ 0.5%
Identification Method
UV-HPLC
Identification Result
Pass
Heavy Metals (summary)
Non-detected
Sequence / structure
trans-3-hexenoyl-hGRF(1-44)-NH2
Laboratory / Review
Lab Address:
United Kingdom
Laboratory: My UK Peptides — Quality Control
Notes:
Batch quality documentation for laboratory research use only. Not for human or veterinary use.
United Kingdom
Laboratory: My UK Peptides — Quality Control
Notes:
Batch quality documentation for laboratory research use only. Not for human or veterinary use.
Authorised Signature
Authorised Reviewer
Quality Review / Batch Release
My UK Peptides Quality Assurance
Assurance Date: 2026-09-22
Quality Review / Batch Release
My UK Peptides Quality Assurance
Assurance Date: 2026-09-22
Certificate Verification
This certificate can be verified using the QR code above or by visiting the verification URL below.
This certificate can be verified using the QR code above or by visiting the verification URL below.
https://myukpeptides.com/coa/certificate/1d57243f-a5ec-44a6-96c2-e666bdfd7fa5
Research Use Only
For laboratory research use only. Not for human or veterinary use.
Not for Human Use
Products are not intended for human or veterinary consumption.
Quality Guaranteed
Rigorous quality control on every batch from our state-of-the-art laboratory.
© My UK Peptides (Research Only) — All rights reservedUK Peptides Supplier — Established 15 years! Research-use-only products.