长期供应美国杜邦PA66：101101L101F131L131LHS-L105BK-10A42408408L408HS151L158L153HS-L157HS-LBK-10阻燃级：FR-10FR-50FR-60FR-80ST801ST801HS增强级：70G13L70G33L70G43L70G33HS1-L70G33HRL71G13L71G33L77G33L77G43L74G13J74G33J80G33L82G43L。)