Methylene blue
2017-09-19 10:52 Visit:77
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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 (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 |
|
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