6 grams of MB in total. Each bottle contains 1.0g of powder exactly.
MUST be diluted! To prepare 1% methylene blue solution, add 1 gram of powder to 100 ml (3.38 fl oz.) of water.
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Product From USA 
| Condition | new |
|---|---|
| Asin | B0BPJWCZ1L |
| Category | Industrial & Scientific |
| Subcategory | Inorganic Reagents |
| Leafcategory | LAB_CHEMICAL |
| MPN | USP+ |
| Origin | USA |
| Brandname | DR.OLFACTICS |
| Weight | 1 |