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COA BY Janoshik Ltd. (Independent Analytical Laboratory)

CS-ze30-1020

COA Task Number: 246529
Unique Key: 16FYAQHXL1AL
30 OCT 2026
PURITY

99.861%


PEPTIDE CONTENT

33.06 mg


ENDOTOXI1N

6.596 EU/vial


HEAVY METALS

Pass(Not Detected)

IDENTITY

Confirmed


Tizepatide-30mg
PRODUCTS

Tirzepatide 30mg

View product specifications, research information, and ordering details.
01

Sample Identification
PRODUCT Tirzepatide 30mg BATCH CS-ze30-1020
LABORATORY Janoshik Analytical TEST REPORT NOS. #246529 · #246530 · #238282
CLIENT Cocer Peptides MANUFACTURER cocerpeptides.com
VERIFICATION KEYS 16FYSQHXL1AL · BQ5X81ITMMUX · FTTQXR8ZTMF1 · DOCUMENT TYPE Third-Party Laboratory Test Reports
REPORTING PERIOD 29 SEP – 30 OCT 2026  
02

Purity & Quality Analysis

PURITY 99.861%
HPLC Purity / Test Report #246529
PEPTIDE CONTENT 33.06 mg / vial
Tirzepatide Content / Test Report # 246529
ENDOTOXIN 6.596 EU / vial
Endotoxin Test / Test Report #246530
Tirzepatide-30mg
HEAVY METALS
Arsenic (As) —
Not Detected
Cadmium (Cd) —
Not Detected
Lead (Pb) —
Not Detected
Mercury (Hg) —
Not Detected

Heavy Metals Analysis Test Report #238282

Janoshik COA link
https://verify.janoshik.com/tests/246529-tir30mg_Cocer_Peptides_CSze301020_16FYSQHXL1AL
https://verify.janoshik.com/tests/246530-tir30mg_Cocer_Peptides_CSze301020_BQ5X81ITMMUX
https://verify.janoshik.com/tests/238282-tir_30mg_Cocer_Peptides_FTTQXR8ZTMF1
03

Testing Methods & COA

CERTIFICATE OF ANALYSIS
tir30纯度
tir30内毒素
tir30重金属
PRODUCT IDENTIFICATION

Tirzepatide

ANALYSIS SUMMARY
This Tirzepatide 30mg batch was independently tested by Janoshik Analytical across three separate test reports. Testing covered peptide content and purity, heavy metals including arsenic, cadmium, lead and mercury, and endotoxin.


The reported results were 33.06 mg/vial peptide content, 99.861% purity, no detected As, Cd, Pb or Hg, and 6.596/vial endotoxin.
PURITY RESULT

99.861%



PEPTIDE CONTENT

6.596 mg / vial


THIRD-PARTY VERIFICATION

Independent third-party testing was completed by Janoshik Analytical for Cocer Peptides batch CS-ze30-1020. The three reports cover peptide content and purity, heavy metals, and endotoxin testing.

TEST REPORT NOS.

REPORTING PERIOD

LAB

BATCH

#246529 · #246530 · #238282

29 SEP – 30 OCT 2026

Janoshik Analytical

CS-ze30-1020

04

Test History for Tirzepatide 30mg

Independent third-party testing history for Tirzepatide 30mg.
99.861% Purity

Tirzepatide 30mg

Janoshik Analytical · 30 OCT 2026

99.936% Purity

Tirzepatide 30mg

Janoshik Analytical · 29 SEP 2026

99.777% Purity

Tirzepatide 30mg

Janoshik Analytical · 19 AUG 2026

99.762% Purity

Tirzepatide 30mg

Janoshik Analytical · 15 JUN 2026

99.818% Purity

Tirzepatide 30mg

Janoshik Analytical · 13 MAR 2026

· Tirzepatide 30mg · Batch CS-ze30-1020 · Janoshik Analytical
This laboratory testing information is provided for research reference only. Results apply only to the tested sample(s) associated with the reports shown on this page and may not represent other batches. Products are intended for laboratory research and analytical use only, not for human or veterinary use. Original laboratory reports and verification records should be regarded as the authoritative source.
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