🍪 CompoundTalk uses cookies to improve your experience, analyze traffic, and personalize content. By continuing to use this site, you agree to our Cookie Policy.
Evidence-based GLP-1 & peptide discussion since 2023
ForumsCOA & Analytical TestingMass spectrometry for peptide identity verification — March 2026 Page 8

Mass spectrometry for peptide identity verification — March 2026

TirzTom Tue, Oct 14, 2025 at 3:52 PM 40 replies 1,536 viewsPage 8 of 8
DeniseRN_TPA
Member
345
1,567
Aug 2024
Tampa, FL
Oct 15, 2025 at 3:12 AM#36

Congrats TirzTom!! You should be so proud of yourself. 🎉

Last edited: Oct 15, 2025 at 6:12 AM
5 23jim_asheville, matt_MKE, Dr.ReproEndo and 2 others
Reply Quote Save Share Report
COA_Karl
Senior Member
2,123
8,901
Jan 2024
Pennsylvania
Oct 15, 2025 at 3:29 AM#37

This thread is incredible for Mass spectrometry info. Better than most online groups.

37 1jim_asheville, matt_MKE, Dr.ReproEndo and 34 others
Reply Quote Save Share Report
Dr.CardioMD
VIP Member
2,678
14,567
Dec 2023
Cleveland, OH
Oct 15, 2025 at 3:46 AM#38

Congrats TirzTom!! Keep going — you're doing incredible. 🎉

34 4tony_orlando, Dr.NephBHM_UK, kim_atl_prep and 31 others
Reply Quote Save Share Report

Janoshik Analytical — Independent Testing

Trusted third-party HPLC & mass spectrometry analysis. Verify peptide purity with the lab the community relies on. Independent. Accurate. Transparent.

Verify Your Peptides
pete_manc_UK
Senior Member
1,234
5,678
Mar 2024
Manchester, UK
Oct 15, 2025 at 4:03 AM#39

Subscribing to this thread. Mass spectrometry for is exactly what I've been researching. 🙏

Last edited: Oct 15, 2025 at 10:03 AM
7 20sarah_nash92, FitDadDave, RunnerRach and 4 others
Reply Quote Save Share Report
emily_PDX
Member
245
1,123
Nov 2024
Portland, OR
Oct 15, 2025 at 4:20 AM#40
Dr.SportsMedIN said:
My pharmacist said the same thing about Mass spectrometry

This is exactly right. Dr.SportsMedIN articulated what I have been trying to explain to my friends for months. The Mass spectrometry for aspect is what made the difference for me.

Last edited: Oct 15, 2025 at 6:20 AM
36 15PeptideSynthNJ, Dr.KarenChen, Dr.NateNeph and 33 others
Reply Quote Save Share Report
1678

Similar Threads

HPLC vs UPLC for peptide purity — method comparison study18 replies
Mass spectrometry for peptide identity verification — ESI-MS guide7 replies
Endotoxin testing methods — LAL vs recombinant Factor C17 replies
Red flags on COAs — how to spot a fake certificate5 replies
USP reference standards for peptide verification — sourcing guide3 replies
ForumsNewTrendingMembersAccount

Log In

Forgot password?
No account? Register