Live · COA Database

Transparent testing.
Verifiable results.

Every CREW LABS batch undergoes independent third-party testing by accredited UK laboratories. Enter a batch number below to access its complete Certificate of Analysis.

Verify via Our Testing Partner Contact Us

/ How it works

Three steps from vial to certificate.

— 01

Enter batch code

Every CREW LABS vial ships with a unique batch number printed on the label — typed into the lookup field above.

— 02

Match verified

We validate the code against our COA database — a fully traceable chain of custody from synthesis to dispatch.

— 03

Open certificate

The full third-party certificate opens — HPLC assay, molecular weight, accredited laboratory and date stamp.

/ Testing standards

What every certificate verifies.

HPLC purity analysis

  • Minimum 99% purity guaranteed
  • Identity confirmation via retention time
  • Molecular weight verification

Contaminant testing

  • Heavy metals screening
  • Endotoxin testing (selected products)
  • Residual solvent analysis

Documentation standards

  • Unique batch numbers for full traceability
  • Independent laboratory verification
  • Date-stamped analysis reports
  • Chain of custody documentation

/ Understanding COAs

What’s inside a CREW LABS certificate.

Every certificate records the exact purity, molecular weight confirmation, manufacturing date, storage guidance, expiry, and the accredited laboratory that performed the assay — on a single page, signed and date-stamped.

Purity %
MW · Da
Batch · Expiry
Storage
Lab accreditation
Signature
CREW·LABS
COA no.
CL-2604-A / 0042

BPC-157
Certificate of Analysis · 5 mg lyophilised
BatchCL-2604-A
Synthesis date12 Apr 2026
Purity (HPLC)99.4%
Mol. weight1419.53 Da
IdentityConfirmed
Heavy metalsWithin limits
Residual solventsPass
Storage?20°C / ?4°F
Expiry12 / 2027
MethodRP-HPLC · UV 215nm

Analysed by independent third-party laboratory testing · 14 Apr 2026
Verified

/ Understanding COAs

Every assay run by an accredited UK laboratory.

All testing is performed by independent third-party laboratory testing specialising in peptide analysis and quality verification. We don’t test our own batches — our partners do, and their signature sits on every certificate.

/ Technical support

Questions about a certificate, or a batch?

Email

info@crew-labs.co.uk

We reply within one working day.

Response time

24 hours average

Answered by a qualified scientist.