PRODUCTS > Organic product
Methylene blue
| Product name: | Methylene blue |  |
| CAS NO.: | 7220-79-3 | |
| Molecular formula: | C16H18ClN3S•3H2O |
|
| Molecular Weight: | 373.9 | |
| Properties: | Bottle green crystal or crystalline powder,with gunmetal shine, without smell, solve in water, ethanol and chloroform,insolve in aether,water liquor is blue. | |
| Specification (Basic Blue 9) | ||
| CAS NO.: | 7220-79-3 | |
| Molecular Formula: | C16H18ClN3S•3H2O | |
| Molecular Mass | 373.9 | |
| Properties: | Bottle green crystal or crystalline powder,with gunmetal shine, without smell, solve in water, ethanol and chloroform,insolve in aether,water liquor is blue. | |
| Specification( Q/SS•62—2007) | ||
| Items: | Results | |
| Assay, percent | 98 | |
| Change colour range | Passes test | |
| Solubllity in ethanol test | Passes test | |
| Loss on drying, percent | 15 | |
| Sulfated ash (as SO4), percent | 0.5 | |
| Arsenic (As), percent | 0.005 | |
| Cuprurn (Cu), percent | 0.03 | |
| Zincure (Zn), percent | 0.02 | |