Phenolphthaleinum
White or light yellow thin little crystal,solve in alcohol、aether,decline solve in chloroform,insolve in water,melting point258-262℃。
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Basic Fuchsin |
Green、metallic shine crystal,mixture of fuchsine and pararosaniline hydrochloride, solve in alcohol and pentanol,rouge red solution,2.65share solve... |
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Phenolphthaleinum |
White or light yellow thin little crystal,solve in alcohol、aether,decline solve in chloroform,insolve in water,melting point258-262℃。 |
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8-hydroxyquinoline |
White or light yellow crystal or crystalline powder,with phenol smell,solve in alcohol、acetone、chloroform、benzene and inorganic acid liquor,insolve... |
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Fluorescein |
Orange or red powder,solve in hot alcohol、acetic acid and lye ,insolve in water。 |
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Bromocresol green |
White or pale grey crystal,easy solve in alcohol,aether and benzene,decline solve in water。 |
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