FENOLFTALEÍNA PA ACS MERCK - (EMB. 25gr)
Modelo: 1072330025
-
R$671,55
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Descrição
Identity UV/VIS-Spectrum passes test
Clarity of the alkoholic solution 10 g/l ethanol Clear to not more than a faint trace of turbidity or insoluble matter should remain.
Absorption maximum lambda max buffer pH 9.8 551 - 554 nm
Spec. Absorptivity A 1%/1cm lambdamax; 0.01 g/l; buffer pH 9.8; calculated on anhydrous substance 700 - 750
Transition range according to ACS passes test
Transition range pH 8.2 - pH 9.8 Clourless - red-violet
Loss on drying 110 °C <= 1 %
Product information
Grade ACS,Reag. Ph Eur
Hill Formula C20H14O4
Chemical and physical data
Solubility 3.36 mg/l (20 °C)
Melting point 263.7 °C
Molar mass 318.32 g/mol
Density 1.296 g/cm3 (20 °C)
Clarity of the alkoholic solution 10 g/l ethanol Clear to not more than a faint trace of turbidity or insoluble matter should remain.
Absorption maximum lambda max buffer pH 9.8 551 - 554 nm
Spec. Absorptivity A 1%/1cm lambdamax; 0.01 g/l; buffer pH 9.8; calculated on anhydrous substance 700 - 750
Transition range according to ACS passes test
Transition range pH 8.2 - pH 9.8 Clourless - red-violet
Loss on drying 110 °C <= 1 %
Product information
Grade ACS,Reag. Ph Eur
Hill Formula C20H14O4
Chemical and physical data
Solubility 3.36 mg/l (20 °C)
Melting point 263.7 °C
Molar mass 318.32 g/mol
Density 1.296 g/cm3 (20 °C)
Etiquetas: fenolftaleina
