Azufre de la ASEANPrincipales Empresas
-
Royal Dutch Shell
-
Abu Dhabi National Oil Company
-
Qatar Petroleum for the Sale of Petroleum Products Company Limited
-
China Petroleum & Chemical Corporation (SINOPEC)
-
PETROVIETNAM CHEMICAL AND SERVICES CORPORATION (PVDMC)
*Descargo de responsabilidad: Las principales empresas se clasifican sin un orden particular