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Indicators

Bromocresol Purple Indicator

RA000850 CAS 115-40-2 AR

Identity

Product code
RA000850
CAS number
115-40-2
Grade
AR
Molecular formula
C21H16Br2O5S
Molecular weight
540.24

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Purple to pink to yellow —
Melting point/ Freezing point [°C] 240 °C °C
Solubility in water [% weight] Insoluble in water —

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit
Appearance Grey to light purple or pink to yellow-tan powder —
pH transition (5.2 - 6.8) Yellow to purple —
Appearance of solution Conforms —
Loss on drying (110 °C) Max 1 % %
Sensitivity test Passes test —

Packaging

Pack size SKU
5 g RA000850-PK-5G
25 g RA000850-PK-25G