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FeSO4.7H2O Ferrous Sulfate 1.Certificate:ISO9001 2.Use:water treatmet 3.Color:Green FeSO4.7H2O Ferrous Sulfate1)MOQ:20FT Container2)Use:water treatment3)Port:Lianyungang4)Delivery time:15days after deposit5)Payment terms:T/T,L/C SpecificationsOur company is made of iron ferrous sulfate and sulfuric acid synthesis Shaw. Less high impurity content. Is your best choice.Ferrous sulphate heptahydrate ...

Suitable for oneway open left or right door with 24 - 45kg 0 - 180 degree full hydraulic control Two closing speeds control Guarantee 500,000 cyclesSuitable for one-way opening door with width 900 to 1000mm, weight 24 to 45 to 55 kg0 to 180 degree full hydraulic control, two speeds control, closing and clocking setionsFor both left and right-hand doorVaries colors available Door Closer