USP Grade Methylene Blue Powder 10 gm

COST EFFECTIVE: USP Grade Methylene Blue Powder with multiple uses - can be used to prepare 1 litre of 1% Methylene Blue Solution (i.e. 10 flaconi da 100 ml ADD ON: Each package ships with a 3 ml graduated dropper which helps in measuring the exact volume HIGH PURITY: USP grade means that the product has ultra high purity and it ships with a heavy metal analysis performed by a 3rd party neutral lab HANDLING: Comes in easy to handle bottles of 1 gram each and detailed instructions