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114421 Sigma-Aldrich

Bromothymol Blue sodium salt

ACS reagent

Synonym: 3′,3′′-dibromothymolsulfonephthalein sodium salt

  • CAS Number 34722-90-2

  • Empirical Formula (Hill Notation) C27H27Br2NaO5S

  • Molecular Weight 646.36

  •  Beilstein Registry Number 6887926

  •  EC Number 252-169-7

  •  MDL number MFCD00077263

  •  PubChem Substance ID 24847172

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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, B, Cell Biology, Hematology and Histology,
grade   ACS reagent
InChI Key   NMKFVGALBGZKGW-FKWCIMQXSA-M
form   crystalline powder
  powder or crystals
visual transition interval   6.0 - 7.6, yellow to blue
absorption   λmax 392 nm
  λmax 615 nm

Description

Packaging

5, 25 g in glass bottle

Application

Bromothymol Blue has been used for freshwater pH measurements over a broad range of buffer intensities.

Biochem/physiol Actions

Bromothymol Blue is a pH-indicator. It is also used for carbonic anhydrase assay due to the conversion of carbon dioxide to bicarbonate.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Certificate of Origin


Milli-Q® Water Purification Solutions
Protocols & Articles
Peer-Reviewed Papers
15

References

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