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Independent test result

Thymosin Beta-4

by Simple Peptide· batch TB10-0123202b-J2

99.53 %

measured purity(HPLC)· January 29, 2026

HPLC purity
99.53
Net peptide content
12.43

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How this batch compares

This batch measured 99.53%, 0.06 pts above Simple Peptide's average of 99.47% for this peptide over 12 batches, and 0.19 pts above the all-vendor average of 99.34% across 182 COAs from 40 vendors.

74.5% 100.0%
This batch 99.53% Vendor avg (12 batches) 99.47% Peptide avg (182 COAs) 99.34%
Compare pricing

See Thymosin Beta-4 pricing across 40 verified vendors

Merit's price comparison page pulls current listings so you can cross-check purity history vendor by vendor before you buy.

Where to buy

Product pages for this peptide at Simple Peptide