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PHENOLPHTHALEIN INDICATOR PH 8,2 - 9,8

Merck PHENOLPHTHALEIN INDICATOR PH 8,2 - 9,8

Spending Type : Consumable
Category : Chemical Reagent
Type : Classical Lab Chemicals
SKU : 1.07233.0025

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Deskripsi Merck PHENOLPHTHALEIN INDICATOR PH 8,2 - 9,8

107233 Phenolphthalein indikator ACS,Reag. Ph Eur




Suhu penyimpanan : tidak ada batasan.

Identity (UV/VIS-Spectrum)passes test
AppearanceWhite to yellowish white powder
Clarity of the alkoholic solution (10 g/l ethanol)passes test
Absorption maximum λmax. (buffer pH 9.8)551 - 554 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; buffer pH 9.8; calculated on dried substance)700 - 750
Transition rangepH 8.2 - pH 9.8 almost colorless - red-violet
Transition range (according to ACS)passes test
Transition interval (according Reag. Ph Eur)passes test
Loss on drying (105 °C)≤ 1 %