Position:Home > Products > Acid dye|
Color sample |
Dyeing depth |
Light fastness |
Colour fastness |
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Washing fastness |
Perspiration fastness |
Perspiration fastness |
Hot pressing |
Rubbing |
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Change |
Staining |
Change |
Staining |
Change |
Staining |
Change |
Staining |
Dry |
Wet |
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1.0% |
2 |
4-5 |
4-5 |
4 |
4 |
3-4 |
3-4 |
4-5 |
4-5 |
4 |
3-4 |
性狀與應用：
艷綠光藍。藍紫色粉末，易溶于水，在 90益水中的溶解度為 50g/l，可溶于乙醇。在濃硫酸中為橙色，稀釋后為淡黃色。染料的水溶液為綠光藍色，加氫氧化鈉后幾乎呈無色，同時有深紫色沉淀。勻染性好，拔白性較好，對銅、鐵離子敏感，染色時應注意，否則影響色光。本品用于羊毛、蠶絲、錦綸及羊毛混紡織物的染色和印花。也可以用作食品染料和有機顏料，也用于紙張著色和衛(wèi)生防疫領域，還可用于皮革的著色。
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