Qingdao Sincere Chemical Co.,Ltd: Main products: Hydrochloric Acid , Sulfuric Acid , Nitric Acid , Glacial Acetic Acid , Caustic Soda Liquid/Flakes/Pearls , Hydrogen Peroxide 35%, 50% , Formaldehyde 37%, 40% , Ammonium Hydroxide , Formic Acid , Paraformaldehyde

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