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BROMOCRESOL PURPLE ACS GRADE

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BROMOCRESOL PURPLE (ACS GRADE)
Product Description: 
BROMOCRESOL PURPLE ACS GRADE excellent quality manufacturer, exporter and supplier. 
 
BROMOCRESOL PURPLE ACS GRADE excellent quality manufacturer, exporter and supplier.Bromocresol purple sodium salt has been used as a pH indicator in the yeast culture media
Product Note: 

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

Product Technical Specification: 
C.A.S. No. 115-40-2
M.F. C21H16Br2O5S
M.W. 540.24gm/mole

Specifications:

Dye Content (by Spectrophotometry) >95%
Transition Range pH 5.2-6.8
  Yellow-Purple
Solubility 0.1% (95% EtOH) Clear solution
Absorption maximum (pH 5.2) ?1max 427-431nm
Absorption maximum (pH 6.8) ?2max 588-590nm
Absorptivity (A1%/1cm at pH 5.2 at ?1max) 400-500
Absorptivity (A1%/1cm at pH 6.8 at ?2max) 1000-1100
Loss On Drying (110°C) <1%
Product alias: 
BROMOCRESOL PURPLE (ACS GRADE)