For research use only. Not for human consumption. Not medical advice — consult a licensed clinician.

Independent test result

PT-141

by Qihang Peptide· batch 4

99.92 %

measured purity(HPLC)· April 9, 2026

HPLC purity
99.923
Net peptide content
17.71

How this batch compares

This batch measured 99.92%, 0.15 pts above the all-vendor average of 99.77% across 50 COAs from 20 vendors.

98.8% 100.0%
This batch 99.92% Peptide avg (50 COAs) 99.77%