PHENOLPHTHALEIN (INDICATOR)*

PHENOLPHTHALEIN (INDICATOR) PHENOLPHTHALEIN (INDICATOR)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
P0156200050 77-09-8 C20H14O4 318.33 2932.2090
60 Months

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

Specifications

Appearance:

 A white to off white powder

Sulphated ash:

 Max 0.05%

Chloride (Cl):

 Max 0.01%

Sulphate (SO4):

 Max 0.01%

Loss on dryig (at 110°C):

 Max 1%

Sensitivity:

 Passes test

Absorption maxima (buffer pH 9.8):

 551 - 554 nm

pH range (8.2 - 10.0):

 Colourless to red-violet

Safety Information and Hazard Symbols

Symbol: GHS08
Signal Word: Danger
Hazardous Statement: H341-H350-H361
Precaution Statement: P201-P281-P308 + P313
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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