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Indicators

Bromothymol Blue Indicator

RA000875 CAS 76-59-5 AR/ACS

Identity

Product code
RA000875
CAS number
76-59-5
Grade
AR/ACS
Molecular formula
C27H28Br2O5S
Molecular weight
624.40

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Brown powder —
Odour Characteristic odour —
Melting point/ Freezing point [°C] 200 - 202 °C °C
Solubility in water [% weight] Slightly soluble in water —

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

Specifications

ParameterSpecificationUnit
Appearance Pink to purple color powder —
pH transition (6.0-7.6) Yellow to blue —
Appearance of solution Passes test —
Loss on drying (110 °C) Max 3.0 % %
Transition range (according to ACS) Passes test —
Sensitivity Passes test —

Packaging

Pack size SKU
5 g RA000875-PK-5G
25 g RA000875-PK-25G