Molecular Weight:346.38
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Chemical Reagents
o-Cresolphthalein
2017-12-03 23:31  Visit:105
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Product name: o-Cresolphthalein Complexone
CAS NO.: 2411-89-4
Molecular formula:

C22H18O4
Molecular Weight: 346.38
Properties:

White or yellow crystalline powder,solve in alcohol,aether and acetic acid,solveing in diluent alkali solution submits purple,decline solve in water,insolve in benzene,melting point223°C
Specification (Q/SS•71-2007)
Item Name Ind  Grade
Assay, W/percent ≥99.0
PH change range                 8.2(colorless)-9.8(red) 
Solubility in alcohol Passes test
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