BROMO CRESOL PURPLE (INDICATOR)*

BROMO CRESOL PURPLE (INDICATOR) BROMO CRESOL PURPLE (INDICATOR)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
B0049500025 115-40-2 C21H16Br2O5S 540.24 2934.9900
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Purple to pink to yellow

Melting Point/ Freezing point [°C]

240 °C

Solubility in water [% weight]

Insoluble in water

Specifications

Appearance:

 Grey to light purple or pink to yellow-tan powder

Loss on dryig (at 110°C):

 Max 1%

Appearance of solution:

 Conforms

Sensitivity test:

 Passes test

Dye content (by spectrophotometry):

 > 95%

pH transition (5.2 - 6.8) :

 yellow to purple

Solubility (0.1% in ethanol):

 Clear solution

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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