PRODUCTS > Organic product
Cresol red
| Product name: | Cresol red |  |
| 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 (Cresol red) | ||
| CAS NO.: | 1733-12-6 | |
| Molecular Formula: | C21H18O5S | |
| Molecular weight | 382.44 | |
| Properties: | Red palm powder,solve in lye,decline solve in methanol and alcohol,solve hardly in acetone and benzene,insolve in aether. | |
| Specification( Q/SS•J02•141-2006) | ||
| 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 | |