6.2sq km exploitable underground salt area exploitble storage of 200000000 tons Salt, Refined salt, PDV salt ISO 9001-2008 Salt, Refined salt, PDV salt6.2 sq km exploitable underground salt areaExploitble storage of 200,000,000 tons.Annual output of 900,000 tons refined saltISO 9001-2008 Package: 25kg, 50kg, 1mtWhite cubic crystal or crystal powder.Wildly used in soda,chilorine,NaOH,melting, ...