聚酰胺6,66增强PA，环保PA，阻燃PA，PA树脂，阻燃增强PA，PA塑料，PA塑胶原料，无卤阻燃PA，工程塑料PA，美国GE PA，PA美国GE，PA塑胶，PA新料，阻燃环保PA，玻纤增强PA，加纤PA美国杜邦总代理商。代理销售聚酰胺PA6塑胶原料：PA6 73G15HSL BK363PA6 73G15L NC010PA6 73G30HSL BK416PA6 73G30HSL NC010PA6 73G30L NC010PA6 73G30T BK261PA6 73G30T NC010PA6 73G35HSL BK262PA6 73G45 BK263PA6 73G45L NC010PA6 73G50HSLA BK416PA6 BM7300THS BK317PA6 BM73G15THS BK317PA6 FG7301 NC010PA6 FN727 BK230APA6 FN727 NC010APA6 PLS93G35DH1 BK261PA6 ST7301 BK356PA6 ST7301 NC010PA6 ST811HS BK038PA6 ST811HS NC010PA6 73GM40 NC010PA6 73M30 NC010PA6 73M40 NC010PA6 7304 NC010PA6 7331J NC010PA6 7335F NC010PA6 73G30HSL BK261PA6 74G33J NC010PA6 74G33W BK196PA6 EFE7374 BK416