... such as Ca, Ba, Mg, Cu and Fe; it is a fine agent for water treatment.Specifications:FCC-IVstandard: HG/T ... 2519-2007Uses:Used in industries of oil fields, paper production, textile, dyeing, petroleum, chemistry, metallurgy and ... and Transport: It should be stored in a ventilative and dry warehouse instead of in the open air, kept away from water, moisture ...