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Active Pharmaceuticals

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Commune nomen Phenolphthalein
CAS Number 77-09-8
Phenolphthalein Densitas 1.4±0.1 g/cm3
Phenolphthalein Fervens 557.8±50.0 °C at 760 mmHg
Phenolphthalein liquefactio Point 258-263 °C
Phenolphthalein Formulae Moleculares C20H14O4
Phenolphthalein Molecular Pondus 318.323
Phenolphthalein Flash Point 206.5± 23.6 °C
Phenolphthalein Missam Exige 318.089203

Phenolphthalein est compositum chemicum cum formula C20H14O*4 et saepe scriptum est "HIn", "HPh", "phph" aut simpliciter "Ph" notas notas. Phenolphthalein saepe adhibetur ut indicator in acid-basi titrationes. Ad hanc applicationem, fit hyalina in acidic solutiones et rosea in basic solutiones. Ad genus tincturarum pertinet quae phthalein tinguit.

Phenolphthalein leviter solutum in aqua et plerumque in alcohols usu in experimentis dissolvitur. Infirmum est acidum, quae amittere H *+ iones in solution. Moleculum phenolphthalein nonionized est hyalinum et duplex phenolphthalein ion deprotonatum est fuchsia.. Praeterea damnum protonis in pH superioribus tarde fit et ad formam decoloratam ducit. Phenolphthalein ion in acido sulphurico coacto aurantiaco rubeo ex sulfonatione.

Phenolphthalein est unus e late usus indicibus. Phenolphthalein alvum adhibetur ad tractandum incompletum et frequentem alvum motus. Phenolphthalein etiam in autocinetis et aviationibus adhibetur..

TEST ITEM SPECIFICATION Effectus
Characteres A albus vel fere cerussa, prope insolubilem aquam, solutum in alcohole. A pulveris albi, prope insolubilem aquam, solutum in alcohole.
Liquefactio Point Liquitur fere CCLX°C. 261C.~262ºC.
Lepidium sativum A: Positivum

B: Positivum

 A: Positivum

B: Positivum
Solutio specie Solutio patet et non intensius colorata quam relatio solutio Y7 . Obsequitur
Substantiae cognatae Minus quam 0.5% <0.5%
Metalla gravis Non plus than0.001% <0.001%
Acorem vel alcalinity Obsequitur Obsequitur
Chlorides Non plus 0.01% <0.01%
Sulfates Non plus 0.02% <0.02%
Damnum in siccitate Non plus 0.5% 0.12%
Cinis sululated Non plus 0.1% 0.01%
Assay 98.0%-101.0%(C20H14O4) 99.6%
CONCLUSIO: Conformare EP6/BP2009

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