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product: |
view count: 106Cresol red |
unit price: |
Negotiable |
min amount: |
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amount: |
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period for delivery: |
Consignment Deadline days |
Expiry date: |
Long Effective |
last update: |
2017-08-26 10:58 |
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Product name: |
Cresol red |
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CAS NO.: |
1733-12-6 |
Molecular formula: |
C21H18O5S |
Molecular Weight: |
Q/SS•J02•141-2006 |
Properties: |
Red palm powder,solve in lye,decline solve in methanol and alcohol,solve hardly in acetone and benzene,insolve in aether. |
Specification (382.44) |
Items: |
Ind Grade |
PHchangerange |
6.5(yellow)-8.5(purple) |
Maximal absorption wavelength /£¨nm£© |
λ1(PH6.5) 432-436 λ2(PH8.5) 571-574 |
Quality absorption coefficient (L/cm•g) |
α1[λ1(PH6.5)] 49-67 α2[λ2(PH8.5)] 100-132 |
Solubility in water |
Passes test |
Loss on drying,percent |
≤1.0 |
Sulfated ash,percent |
≤0.2 |
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