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optical brightener ER-II
optical brightener ER-II Fluorescent Brightener Agent is suitable for polyester fiber and its blended products. optical brightener ER-II Can be applied to dip method at low temperature (100 ℃), dip method at high temperature, and padding baking dyeing method. This product optical brightener ER-II is a dispersed liquid.
optical brightener ER-I
optical brightener ER-I Fluorescent Brightener Agent is suitable for polyester fiber and its blended products. optical brightener ER-I Can be applied to dip method at low temperature (100 ℃), dip method at high temperature, and padding baking dyeing method. This product optical brightener ER-I is a dispersed liquid.
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