Methylene Blue, 1% USP (Pharmaceutical) Grade: 50 mL Bottle with 8 oz Refill 2-Pack Glass Kit; 3rd Party Tested
Special Features
- Ultra-Pure USP Grade Formaldehyde Free Methylene Blue
- 1 Drop contains 0.5 mg Methylene Blue
- 3rd Party Analytical Laboratory Verified Levels of Arsenic (As), Cadmium (Cd), Copper (Cu), Mercury (Hg), Lead (Pb), Selenium (Se), Tin (Sn), Zinc (Zn)
- See Photos for Certificates of Analyses
- Glass Dropper Bottle for Easy Dispensing
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