Bromocresol Purple
(46156907 | 115-40-2)

CAS: 115-40-2
Molecular Formula: C21H16Br2O5S
Molecular Weight: 540.22
Availablility: In Stock
Downloads: Product Specification | Safety Data Sheet [EN]
Bromocresol Purple Chemical Structure

46156907-25g 25g £45.60
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46156907-25g 25g €68.40
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46156907-25g 25g $82.08
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Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 46156907
Product Name Bromocresol Purple
Categories Stains & Indicators
CAS 115-40-2
Molecular Formula C21H16Br2O5S
Molecular Weight 540.22
Storage Details Ambient
Harmonised Tariff Code 29349990

Product Specification
Loss on Drying <1.0%
Dye Content >95%
Transition Range 5.2 – 6.8
Appearance Pink/Purple Powder
Absorption maximum (pH 5.2) max 431 nm
Absorption maximum (pH 6.8) max 589 nm
Absorptivity (A 1% in 1cmcell, pH 5.2 max 437
Absorptivity (A 1% in 1cmcell, pH 6.8 max 1057

Safety Information
Exclamation Mark
Signal word warning
Hazard statements
  • H315: Causes skin irritation

  • H319: Causes serious eye irritation

  • H335: May cause respiratory irritation
Precautionary statements
  • P261: Avoid breathing dust/fume/gas/mist/vapours/spray

  • P280: Wear protective gloves/protective clothing/eye protection/face protection

  • P305+351+338: IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing