Color sample |
Dyeing depth |
Light fastness |
Colour fastness |
|||||||||
Washing fastness |
Perspiration fastness |
Perspiration fastness |
Hot pressing |
Rubbing |
||||||||
Change |
Staining |
Change |
Staining |
Change |
Staining |
Change |
Staining |
Dry |
Wet |
|||
|
1.0% |
2 |
4-5 |
4-5 |
4 |
4 |
3-4 |
3-4 |
4-5 |
4-5 |
4 |
3-4 |
性狀與應(yīng)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(yīng)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(lǐng)域,還可用于皮革的著色。
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Postal Code: 321000
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