Optical Brightener (CBS-X)

Molecular formulaC28H20S2O6Na2
H.S.Code32042000.00
CAS No.27344-41-8
AppearanceYellow or yellowish green powder or granule
SmellOdorless
Max UV absorption spectrum (nm)348~350
Extinction value0.829~0.885
1%extinction index (E index)1105~ 1181 (typical value 1125~1155)
Moisture by wt %5.0 max.