三月 2023 | Jiujiang Huirong Chemical Co., Ltd.
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   硫化染料染色硫化染料由芳香胺类或酚类化合物与多硫化钠或硫磺熔融而成,在染色时须用硫化碱复原溶...

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九江汇容化工有限公司 座机:0792-8225805 移动电话:17779269206 17779269207

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