Purity Testing: Third-Party Tested for 99.99% USP Pharmaceutical Grade Methylene Blue with available laboratory reports Safety Verification: Independently verified to be Heavy Metal and Formaldehyde Free for maximum safety Precise Measurement: Glass dropper included for accurate dosing of 120ml (4oz) solution Dosage Information: Each 1ml contains 10mg of pure 1% Methylene Blue, approximately 0.5mg per drop Package Contents: Two bottles of 2 oz USP Grade Methylene Blue solution with precision droppers Easy Maintenance: Can be cleaned naturally using lemon juice, lime juice, or ascorbic acid Quality Assurance: UV testing verification shows 100.4% purity level for pharmaceutical grade standards Pure Excellence: Grade USP Pharmaceutical Methylene Blue Experience purity like never before with our Grade USP Pharmaceutical Methylene Blue. Elevate your well-being and harness the power of science-backed purity for exceptional results. ✨ Maximum Purity: Verified by UV testing at an impressive 100.4%, ensuring unparalleled quality. 🔒 Heavy Metal Free: Our product is meticulously tested and guaranteed heavy metal-free, by third party testing labs. 🔬 Precision Dosage: Just 1ml or 20 drops deliver 10mg of pure 1% Methylene Blue - each drop, a potent approximately 0.5mg. 🌱 Natural Clean up: Easy to clean with a touch of nature – use Lemon, Lime juice, or ascorbic acid. Elevate your journey to a cleaner, more vibrant you. Choose Grade USP Pharmaceutical Methylene Blue - Empower Your Potential!