Qixian County Dongfang Chemical Co., Ltd. is an ISO 9001 certified manufacturer & global distributor of technical grade chemicals include Sodium hydrosulfide (NaHS), Sodium Thiocyanate (NaSCN) and Ammonium Thiocyanate (NH4SCN). Hereunder are our advantages in export-oriented business. High quality products with reasonable price: More than 30-year-long business has made us perfect the quality of the products; our factory is located in Henan, a mid-China province where cheap sources of raw materia...
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