Our Company

Our Company Contact Us

       Peptides        Janoshik COA
COA BY Janoshik Ltd. (Independent Analytical Laboratory)

CS-pt10-0922

COA Task Number: 243995
Unique Key: HB34CE99J93K
29 OCT 2026
PURITY

99.949%, 99.977%, 99.983%.


PEPTIDE CONTENT

11.36mg,

11.27mg,

11.20mg.


ENDOTOXI1N

1.354 EU/vial


HEAVY METALS

Pass(Not Detected)

IDENTITY

Confirmed


Pt141-10mg
PRODUCTS

PT141 10mg

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

Sample Identification
PRODUCT PT141 10mg BATCH CS-pt10-0922
LABORATORY Janoshik Analytical TEST REPORT NOS. #243995 · #243996 · #238304
CLIENT Cocer Peptides MANUFACTURER cocerpeptides.com
VERIFICATION KEYS HB34CE99J93K · CSQEGN79G3AV · 1FDUAM48WAZ6 DOCUMENT TYPE Third-Party Laboratory Test Reports
REPORTING PERIOD 18 Jul – 29 Oct 2026  
02

Purity & Quality Analysis

PURITY 99.949%, 99.977%, 99.983%
HPLC Purity / Test Report #243995
PEPTIDE CONTENT 11.36mg, 11.27mg, 11.20mg / vial
PT141 Content / Test Report #243995
ENDOTOXIN 1.354 EU / vial
Endotoxin Test / Test Report #243996
Pt141-10mg
HEAVY METALS
Arsenic (As) —
Not Detected
Cadmium (Cd) —
Not Detected
Lead (Pb) —
Not Detected
Mercury (Hg) —
Not Detected

Heavy Metals Analysis Test Report #238304

Janoshik COA link
https://verify.janoshik.com/tests/243995-pt_141_10mg_Cocer_Peptides_HB34CE99J93K
https://verify.janoshik.com/tests/243996-pt_141_10mg_Cocer_Peptides_CSQEGN79G3AV
https://verify.janoshik.com/tests/238304-pt_141_10mgCocer_Peptides_1FDUAM48WAZ6
03

Testing Methods & COA

CERTIFICATE OF ANALYSIS
pt141 纯度
pt141 内毒素
pt141 重金属
PRODUCT IDENTIFICATION

PT141

ANALYSIS SUMMARY
This MOTS-c 10mg 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 11.36mg, 11.27mg, 11.20mg/vial peptide content, 99.949%, 99.977%, 99.983% purity, no detected As, Cd, Pb or Hg, and 0.810/vial endotoxin.
PURITY RESULT

99.949%, 99.977%, 99.983%.



PEPTIDE CONTENT

111.36mg, 11.27mg, 11.20mg / vial


THIRD-PARTY VERIFICATION

Independent third-party testing was completed by Janoshik Analytical for Cocer Peptides batch CS-pt10-0922. The three reports cover peptide content and purity, heavy metals, and endotoxin testing.

TEST REPORT NOS.

REPORTING PERIOD

LAB

BATCH

#243995 · #243996 · #238304

18 Ju l – 28 Oct 2026

Janoshik Analytical

CS-pt10-0922

04

Test History for PT141 10mg

Independent third-party testing history for PT141 10mg.
99.506% Purity

PT141 10mg

Janoshik Analytical ·18 Jul 2026

99.022% Purity

PT141 10mg

Janoshik Analytical · 03 Jun 2026

99.698% Purity

PT141 10mg

Janoshik Analytical · 16 Mar 2026

99.864% Purity

PT141 10mg

Janoshik Analytical · 26 Jan 2026

99.807% Purity

PT141 10mg

Janoshik Analytical · 05 Nov 2025

· MOTS-c 10mg · Batch CS-mc10-0120 · 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.
Cocer Peptides‌™‌ is a source supplier you can always trust.
CONTACT US
  WhatsApp
+852 6904 8891
 
 
  Signal
+852 6904 8891
  Telegram
@CocerService
Telegram Group:
https://t.me/+ritHPUAhhbA0MThh
  Shipping Days
Monday-Saturday /Except Sunday
Orders placed and paid after 12 PM PST are shipped the following business day
Disclaimer: All materials offered by Cocer Peptides are supplied exclusively for legitimate laboratory research, analytical investigation, and in vitro experimental use. They are not offered, labeled, represented, or supplied for human or veterinary administration, consumption, injection, implantation, diagnostic use, therapeutic use, disease prevention, treatment, mitigation, or any other clinical application. Products sold through this website are research materials and are not represented as FDA-approved drug products, medicines, dietary supplements, foods, cosmetics, medical devices, or veterinary products. Cocer Peptides does not provide medical, prescribing, dosing, reconstitution, administration, or clinical-use instructions. Product descriptions, technical information, research articles, references to published scientific literature, and links to third-party materials are provided solely for scientific and educational reference and must not be interpreted as medical advice, treatment recommendations, or evidence of approval for human or animal use. Cocer Peptides does not operate as a pharmacy, does not compound drugs pursuant to patient-specific prescriptions under Section 503A of the Federal Food, Drug, and Cosmetic Act, and is not registered or represented as an outsourcing facility under Section 503B. Purchasers are responsible for ensuring that all materials are acquired, stored, handled, and used only by appropriately qualified personnel in suitable laboratory environments and in accordance with applicable laws, institutional requirements, and safety procedures. As a condition of purchase, the purchaser represents that the materials will not be used in or administered to humans or animals and will not be relabeled, marketed, transferred, or resold for pharmaceutical, therapeutic, diagnostic, clinical, or veterinary purposes. Cocer Peptides reserves the right to refuse, cancel, restrict, or request additional verification for any order where the intended use, purchaser qualifications, destination, or other circumstances are inconsistent with these research-use requirements or applicable law. Additional conditions governing purchase, handling, shipping, liability, and permitted use are set forth in the applicable Terms and Conditions.
Copyright © 2025-2026 Cocer Peptides Co., Ltd. All Rights Reserved. Sitemap | Privacy Policy