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C9 Hydrocarbon resin Shm-299 usoro
C9 Hydrocarbon resin Shm-299 usoro dị ka c9 pere mpe na-emegharị ya, polymerlization na-emepụta polymen.it bụ odo odo na-acha odo odo ma ọ bụ flake siri ike.
C9 Hydrocarbon resin Shm-299 usoro dị ka c9 pere mpe na-emegharị ya, polymerlization na-emepụta polymen.it bụ odo odo na-acha odo odo ma ọ bụ flake siri ike.