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Independent test result

SS-31

by Qihang Peptide· batch 2

99.75 %

measured purity(HPLC)· February 16, 2026

HPLC purity
99.751
Net peptide content
9.52

How this batch compares

This batch measured 99.75%, right at Qihang Peptide's average of 99.76% for this peptide over 2 batches, and right at the all-vendor average of 99.77% across 43 COAs from 14 vendors.

99.0% 100.0%
This batch 99.75% Vendor avg (2 batches) 99.76% Peptide avg (43 COAs) 99.77%