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Perchloric acid (4)CAS RN:7601-90-3
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Wenzhou Chemical Material FactoryTelephone:+86-577-88799961 88795800 88799963 88799960 88799962
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Shanghai Lang Chemical Co., Ltd.Telephone:+86-21-51289991
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Bazhou Xinshengyuan Chemical Industry Co., LtdTelephone:+86-316-7264571 5666968 13930621948