To identify the quality of glitter powder mainly from its Appearance (including Brightness, Shape), Temperature Resistance, Solvent Resistance.
1. Appearance: The high quality glitter powder is brightness, regular shape, uniform size, clean-cut, and without impurity etc.
2. Temperature Resistance: Heating the glitter powder to high temperature, to check if it is getting fade.
3. Solvent Resistance: Dip the glitter powder into the solvent, to check if it is getting fade.