Ingredients：chrysophenine- biphenyl type
Technical index： appearance light yellow green powder
Melting point 219-221°C
Color light similar to standard
Purity≥99%
Volatile≤0.5%
Fineness >300mesh
Property：
maximum absorption wave length is 368nm,max emission wavelength is 436nm.
working well with PVC and PS
high whiteness, Color light, work well in heat and weather
Uses
Used in brightening of PVC abd PS, or plastic, coating, ink and chemical fiber