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Qingdao Qingmei Biotech Co., Ltd.
95% Polyhexamethyleneguanidine Hydrochloride CAS 57028-96-3 Phmg 57029-18-2
95% Polyhexamethyleneguanidine Hydrochloride CAS 57028-96-3 Phmg 57029-18-2
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Unit Yard(s)
Sample Price US $ 1
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