dvr CRESOL RED ACS GRADE

Cresol Red excellent quality manufacturer, exporter and supplier. Cresol Red is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) electrophoresis.

Technical Specifications:
C.A.S. No. 62625-29-0
M.F. C21H17O5SNa
M.W. 404.42gm/mole

Specifications:

DYE CONTENT MIN 95%
Transition Range pH 6.5-8.8 ( Yellow-Purple )
  pH 0.5 – 1.8 ( Pink – Yellow )
Absorption maximum (pH 0.5) Lambda 1max 517 – 520nm
Absorption maximum (pH 2.5) Lambda 2max 432-437nm
Absorption maximum (pH 6.5) Lambda 3max 432-437nm
Absorption maximum (pH 8.8) Lambda 4max 571-575nm
Absorptivity (A1%/1cm at pH 0.5 at Lambda 1max) 1180-1230
Absorptivity (A1%/1cm at pH 2.5 at Lambda 2max) 490-540
Absorptivity (A1%/1cm at pH 6.5 at Lambda 3max) 490-540
Absorptivity (A1%/1cm at pH 8.5 at Lambda 4max) 1000-1050
Loss On Drying (110°C) <5%

Note: This article uses material from the http://rxmarine.com/