High Concentration 2% Methylene Blue Solution - 100ml | Ultra High Purity | USP Pharmaceutical Grade Ingredients - Third Party Tested | Formaldehyde Free | Methylene | Heiltropfen®

2% Methylene blue trihydrate, demineralised water. Pharmaceutical Quality Ingredients: Demineralised Water (EP, USP), Methylene Blue (USP) Third Party Tested.
1 vertical drop contains 1 mg of methylene blue.
Directions: Mix 1ml (10 drops) of the solution with 200ml of water or use according to established research protocols.
Our high quality dark amber glass bottle with glass dropper/pipette protects methylene blue from sunlight and oxidation, ensuring long-lasting purity and maximum effectiveness. Securely packaged in a strong and sturdy cardboard tube, perfect for travel and protection on the go.
Third-party tested for heavy metal contamination. On request, a heavy metal analysis will be provided. Our product meets and exceeds USP requirements.
Our manufacturing facility is certified to GMP, ISO 22000 and ISO 22716 standards, ensuring the highest quality and compliance.
Scroll down to check our third-party heavy metal analysis and other quality certificates
Formaldehyde-free. Methylene blue does not contain formaldehyde. Formaldehyde is a different compound that is used in industry and some biological applications, but is not part of the chemical composition of methylene blue.