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Methylene blue
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unit price:
negotiable
min amount:
amount:
period for delivery:
Consignment Deadline
area:
Beijing
Expiry date :
Long Effective
last update:
2017-12-15 03:56
view count:
91
Company Profile
Product details
Product name: Methylene blue
CAS NO.: 7220-79-3
Molecular formula: C16 H18 ClN3 S•3 H2 O
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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By certification 
