Iron oxide red is an excellent pigment, which has fine qualities such as covering power, coloring power, heat resistance, resistance to solvent, acidfastness, innocuity and anti-rust.
氧化铁红具有良好的颜色遮盖力、着色力、耐热、耐溶剂、耐酸性、无毒、防锈等性能，是优质的颜料品种。
2
The results show that these three acid dyes have good wet - treatment fastness and h'ght fastness when they are used to dyeing on wool.
结果表明这三支酸性染料用于羊毛织物染色时，具有较高湿处理牢度及较高的日晒牢度。
3
Reactive dyes can impart polyamide fabric brilliant shade, good fastness especially to the sunlight, as well as the good combination with neutral and weak acid dyes.