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Phenolphthalein Powder 98%min AR

R1557,59R4303,37

Phenolphthalein Powder is often used as an indicator in titrations

Description

Chemical NamePhenolphthalein
Chemical GradeAR
Chemical FormulaC₂₀H₁₄O₄
Chemical Weight318,32 g/mol
CAS No77-09-8
Solubility in WaterSlightly soluble
AppearanceWhite to Off-White powder
Boiling Point> 450 °C at 1.013 hPa (OECD Test Guideline 103)

Assay (%)Min 98.0
Alcohol-Insoluble MatterPasses test
Arsenic (As) (%)< 0.0002
Chloride (CI) (%)< 0.005
Colour ChangeColourless to Red
Heavy Metals (as Pb) (%)< 0.0005
Loss on Drying (%)< 0.5
Melting Point (°C)259 – 263
Residue on Ignition (%)< 0.05
Sensitivity (pH 8.2 – 10.0)Passes test
Sulphate (SO4) (%)< 0.01

Additional information

WeightN/A
DimensionsN/A
Size

100g, 500g

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