Products / pH Indicators

BROMOCRESOL GREEN SODIUM SALT (ACS GRADE) Print Download

C.A.S. No. 62625-32-5
M.F. C21H13Br4NaO5S
M.W. 720.00gm/mole

Specifications:

Dye Content (by Spectrophotometry) >90%
Transition Range pH 3.8-5.4
Greenish yellow-Blue
Solubility 0.1% (Dist. Water) Clear solution
Absorption maximum (pH 3.8) ?1max 438-443nm
Absorption maximum (pH 5.4) ?2max 615-618nm
Absorptivity (A1%/1cm at pH 3.8 at ?1max) 225-250
Absorptivity (A1%/1cm at pH 5.4 at ?2max) 500-540
Loss On Drying (110°C) <5%
Sitemap | Site Designers - Momentum ads