Discover pharmaceutical-grade Methylene Blue in a convenient 4.06 fl oz solution at 5% concentration. This USP grade dietary supplement has been rigorously tested for heavy metals ensuring exceptional purity standards. Notably formulated without formaldehyde this premium-quality solution maintains strict pharmaceutical specifications. The carefully measured 5% concentration makes it suitable for precise applications. Each bottle contains a professional-grade solution that has undergone thorough quality control measures. This laboratory-grade chemical comes in a practical size for various uses while maintaining its pharmaceutical integrity. Store properly in appropriate conditions to maintain its effectiveness.