Methylene Blue Pharmaceutical Grade Powder -50 Grams – USP Grade Compliant – ISO Certified Lab Tested

Description

Methylene blue USP pharmaceutical-grade bulk powder comes in a UV-protectant glass vial with a tamper-evident seal. Each batch is independently verified in an ISO-certified lab to ensure compliance with current USP monograph guidelines. Our methylene blue powder consistently exceeds 99+% purity with a typical ROI (total impurities) of less than 0.05%.