1) Appearance: light yellow crystal
2) Melting point: ≥ 225°C
3) Ionization type: non-ion type
4) Solubility: insoluble in water, could dissolve in DMF chloroform, acetone
    and other organic solvent
5) Uses: have a good brightening effect to plastic granule and polyester fiber;
    can also be used in the brightening and the adjustment of color and luster
    if printing ink, paint coating