Ingredients：Fluorescent Whitening Agent OB
Techncial index：appearance light yellow powder
Color light blue white （ similar to standard）
Purity≥98%
melting point198—200°C
Fineness >100mesh
Property
light yellow powder , maximum absorption spectrum value is 375nm（ethanol）, max emission wavelength 435nm(ethanol).
good effect, low dosage
Uses
. used in PVC, PE, PP, PS, ABS, paint, ink , coating, not for used in 270°C or more

Packing and storage
plastic bag lined metal box , or following your demand . .