Pepper TesterIndependent peptide testing

Certificate of Analysis

Analytical report · Revision 1

Tested sample

Tirzepatide (GLP-2)

Label claim 40mg · Batch / lot TZ401002

Report IDPT-2026-000072Issued 10 Oct 2026

Certificate authenticity Verified recordVisibility Public

Analytical findingIdentity Confirmed

Based on the identity analysis shown below. Certificate verification is separate from the analytical finding.

Purity99.51 % area

Content43.58 mg/vial

Fill108.95 %

Results apply to this sample only

Analysis	Method	Result	Finding
Identity (RT match)	HPLC-UV/DAD	Matches reference	Confirmed
Purity	HPLC-UV/DAD	99.51 % area	Reported
Content (mg/vial)	HPLC-UV/DAD	43.58 mg/vial	Reported
Fill (%)	HPLC-UV/DAD	108.95 %	Reported

Reporting basis: Identity (RT match) = Matches reference; Purity reported; Content (mg/vial) reported; Fill (%) reported

Recorded evidence only

Peak	RT (min)	Area	% Area
1	11.07	—	.24
2	12.83	—	.24
3	14.36	—	99.51

Report notes: Ghk-cu-52.71,Tb500-10.23,Bpc-157-11.12, Kpv-10.24

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Lab AdministratorLaboratory Director

This report contains more information than can fit legibly on one A4 page. No cropped certificate has been produced. Please contact the laboratory.

PT-2026-000072