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estron n.醋酸纖維。

estrone

Fluorescent brightening agent er is compound of chrysophenine , fluorescent brightening agent er is green yellow crystal , mainly used in the bleach of terylene , estron , polyamide fibre and washing powder 熒光增白劑er為二苯乙烯類化合物。熒光增白劑er的結晶為綠黃色結晶物,可用于滌綸、醋酸纖維、錦綸和洗衣粉的增白。