dvr BROMOPYROGALLOL RED

BROMOPYROGALLOL RED excellent quality manufacturer, exporter and supplier. Bromopyrogallol red is a green to dark brown crystalline powder. It produces a spectrum in dimethyl sulfoxide with an absorption maxima at 412 and 523 nm. When used with an ethanol solvent, the spectrum ranges from 400%u2013540 nm; in H2O it is 360%u2013530 nm, and in 1,4-dioxane and water with a ratio of 4:2, gives an absorption maxima at 470 nm. It is soluble in water and can be stored at 4 °C.

Technical Specifications:
C.A.S. No. 16574-43-9
M.F. C19H10Br2O8S
M.W. 558.17gm/mole

Specifications:

Solubility 0.1% (in 95% EtOH) Clear solution
Absorption Maximum (in 95% EtOH) ?max 554-557nm
Absorptivity (A1%/1cm at pH 6.5 at ?max) >750
Loss On Drying (110°C) <5%

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