Chlorophenol red excellent quality manufacturer, exporter and supplier. Chlorophenol red is an indicator dye that changes color from yellow to violet in the pH range 4.8 to 6.7.

Technical Specifications:

C.A.S. No.	4430-20-0
M.F.	C19H12Cl2O5S
M.W.	423.32gm/mole

Specifications:

Dye Content (by Spectrophotometry) >93% Solubility 0.1% (95% EtOH) Clear solution Transition Range pH 4.8-7.0 Absorption maximum (0.1N NaOH) ?max 573-579nm Absorptivity (A1%1cm ,in 0.1NaOH at ?max) >1550 Loss On Drying (110°C) <7%

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