AlltimaTM保护柱奥泰All-GuardTM保护柱系统－无需工具在几秒钟内即可更换柱芯,方便快捷Alltima 保护柱订货指南填料内径x长度数量货号C182.1x7.5mm3.0x7.5mm4.6x7.5mm333966809636196080C18-LL2.1x7.5mm3.0x7.5mm4.6x7.5mm333964329643396285C82.1x7.5mm3.0x7.5mm4.6x7.5mm333964419636296081Phenyl2.1x7.5mm3.0x7.5mm4.6x7.5mm333964429644596082Cyano4.6x7.5mm396084Amino4.6x7.5mm396085Silica2.1x7.5mm4.6x7.5mm339645096083All-Guard 保护柱套（包括柱连接件）ea80101 使用Direct-Connect 柱连接件可以很方便的连接色谱柱。