Bromothymol Blue
(35458451 | 76-59-5)

CAS: 76-59-5
Molecular Formula: C27H28Br2O5S
Molecular Weight: 624.38
Availablility: In Stock
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Bromothymol Blue Chemical Structure

35458451-25g 25g £77.30
Bulk Order
35458451-25g 25g €108.30
Bulk Order
35458451-25g 25g $116.00
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Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 35458451
Product Name Bromothymol Blue
Categories Stains & Indicators
CAS 76-59-5
Molecular Formula C27H28Br2O5S
Molecular Weight 624.38
Storage Details Ambient
Harmonised Tariff Code 2934999090

Product Specification
Loss on Drying ≤ 3%
Dye Content ≥95%
Transition Range pH 5.8 - 7.6 Yellow - Blue
Appearance Purple/ brown powder
Solubility at 0.1% (95% Ethanol) Clear Solution
Wavelength of maximum absorption(pH 5.8) λ1 max 430 - 435 nm
Wavelength of maximum absorption (pH 7.6) λ2 max 615 - 618 nm
Absorptivity (E 1% in 1cm cell at λ1 max),pH 5.8 260 - 300
Absorptivity (E 1% in 1cm cell at λ2 max),pH 7.6 470 - 520

Safety Information
Pictograms
Signal word none
Hazard statements
Precautionary statements
  • P280: Wear: protective gloves/ clothing & eye protection

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