Product name:Solvent Red 49
Also known as rhodamine B base;
Product Name: Solvent Red 49; oil soluble red 4
Molecular formula c28h30n2o3
The molecular weight is 442.55
CAS accession number 509-34-2
EINECS accession No. 208-096-8
Properties: solvent red 49 is soluble in water and ethanol, blue light red, with strong fluorescence, slightly soluble in acetone, soluble in fiber. In concentrated sulfuric acid, it is yellow brown and has strong green fluorescence. After dilution, it turns to bright red, and then turns to blue red and orange.
Application: solvent red 49 is mainly used for coloring grease, candle, rubber, plastic and transparent coating.
Contact person: Miss Jessie Geng
Post time: Sep-30-2020