Hunan Deson New Material Co., Ltd
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Thermochromic Pigment Thermal Color Change Powder for Nail Gel Polish

Thermochromic Pigment Thermal Color Change Powder for Nail Gel Polish

Iron oxide black, chemical formula is Fe3O4, is a magnetic black crystal, so it is also known as magnetic iron oxide. It can be used as pigments and polishes can also be used in the manufacture of audiotapes and telecommunications equipment.