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Product Short Description: BROMOPHENOL BLUE (ACS GRADE)
Product Description:
BROMOPHENOL BLUE ACS GRADE excellent quality manufacturer, exporter and supplier. A tracking dye for nucleic acid and protein gels. pH indicator is (Yellow to Blue; range 3.0 - 4.6).
BROMOPHENOL BLUE ACS GRADE excellent quality manufacturer, exporter and supplier. A tracking dye for nucleic acid and protein gels. pH indicator is (Yellow to Blue; range 3.0 - 4.6).  Bromophenol blue migrates at approximately the same rate as 300-500bp DNA in agarose gel and at the buffer front in protein polyacrylamide gels.
 
Product Application:

Bromophenol blue is a tracking dye for alkaline and neutral buffer systems. It is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) gel electrophoresis.

Product Dose:
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Product Technical Specification:

 

C.A.S. No. 115-39-9
M.F. C19H10Br4O5S
M.W. 669.99gm/mole

Specifications:

Dye Content (by Spectrophotometry) >95%
Transition Range pH 3.0-4.6
  Greenish Yellow-Blue
Solubility 0.1% (95% EtOH) Clear solution
Absorption maximum (pH 3.0) ?1max 434-439nm
Absorption maximum (pH 4.6) ?2max 590-593nm
Absorptivity (A1%/1cm at pH 3.0 at ?1max) 350-385
Absorptivity (A1%/1cm at pH 4.6 at ?2max) 940-1000
Loss On Drying (110°C) <1%
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