55 c h l or i de t a b le s p h t ab l e s Aluminium Cast iron and carbon steel Zinc anodes and epoxy Stainless steel Sintered aluminium oxide Cemented carbide Silicon carbide Nitrile rubber Flourocarbon rubber viton PH 0 1 2 3 4 5 6 7 8 9 10 1 1 12 13 14 Aluminium Cast iron and carbon steel Stainless steel AISI 316 Stainless steel AISI 304 Sintered aluminium oxide Cemented carbide Silicon carbide Nitrile rubber Flourocarbon rubber viton zinc anodes zinc anodes zinc anodes zinc anodes zinc anodes and epoxy Saturated 1 10 10 2 10 3 10 4 10 5 18000 500 200 004 01 Salt water salt ppm chlorides 32 27