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Permanent Yellow 2gs (4)CAS RN:
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Hangzhou Star-up Chain Technology Co.,Ltd.Telephone:86-571-82171888;0571-82173888
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Hangzhou Xiaoshan Qianjin Chemical Co., Ltd.Telephone:+86-571-57138818/19/21/22/15, 82123886
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Hangzhou Caiduobang Chemical Co.,Ltd.Telephone:+86-571-82973379 133362158058 13806505485
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Hangzhou Yuhong Guangdian Tech Co.,Ltd.Telephone:+86-571-85990575