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860891 Sigma-Aldrich

Bromocresol Purple sodium salt

indicator grade, Dye content 90 %

Synonym: 5′,5″-Dibromo-o-cresolsulfonphthalein sodium salt

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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, B, Cell Biology, Hematology and Histology,
grade   indicator grade
InChI Key   WNOIORUCCYNQPE-UHFFFAOYSA-M
composition   Dye content, 90%
mp   255 °C (dec.) (lit.)
absorption   extinction/375-381 nm, 0.1 M NaOH ≥7000
  extinction/587-591 nm, 0.1 M NaOH ≥47000
  λmax 379 nm
  λmax 585 nm (2nd)

Description

Packaging

5, 25 g in glass bottle

Application

Bromocresol purple sodium salt has been used as a pH indicator in the yeast culture media (YNB, yeast nitrogen base).

Biochem/physiol Actions

Bromocresol purple is a pH indicator. It changes from yellow (pH 5.2) to purple (6.8).

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
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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