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Disinfectant Water Treatment Chemicals CAS No 139-07-1 8001-54-5 (BKC-80) Benzalkonium Chloride, Find Details and Price about Bkc Biocide from Disinfectant Water Treatment Chemicals CAS No 139-07-1 8001-54-5 (BKC-80) Benzalkonium Chloride - Changzhou Koye Chemical Co., Ltd.