PHENOLPHTHALEIN INDICATOR

3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone

height=180px
Article No.
05172
Grade
Purity
CAS No.
77-09-8
Molecular Formula
C20H14O4
Molecular Weight
318.33
H.S. Code
2932.2090
Shelf Life
60 Months
MSDS
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
White powder
Odour
Odorless
Melting point/ Freezing point [°C]
261 - 263 °C
Density [g/cm3]
1.299
Solubility in water [% weight]
Slightly soluble in water

Packings

  • 25 g (00025)

  • 1PW1200100

    50 g (00050)

  • 1PW1200200

    100 g (00100)

  • 1PW1201000

    500 g (00500)

 

Specifications

Appearance A white to off white powder
pH range (8.2 - 10.0) Colourless to red-violet
Absorption maxima (buffer pH 9.8) 551 - 554 nm
Sensitivity Passes test
Sulphated ash Max 0.05%
Chloride (Cl) Max 0.01%
Sulphate (SO4) Max 0.01%
Loss on drying (at 110°C) Max 1%

Safety Information and Hazard Symbols

Health Hazard
Symbol: GHS08
Signal Word: Danger
Hazardous Statement: H341-H350-H361
Precaution Statement: P201-P281-P308 + P313
Revision Date : 02-Apr-2021
Download LobaChemie AppDownload LobaChemie App