RESTEK瑞思泰康282965个/盒隔垫96 Square well sealing mat-5pk Clear Spray coated PTFE/Silicone RESTEK瑞思泰康28298-VM1个/盒固相萃取装置Resprep QR-12 Vacuum Manifold RESTEK瑞思泰康28299-VM1个/盒固相萃取装置Resprep QR-24 V

RESTEK瑞思泰康401011个/盒气相色谱柱Rtx-1 Cap. Column 10m 0.18mm ID 0.20um RESTEK瑞思泰康401031个/盒气相色谱柱Rtx-1 Cap. Column 40m 0.18mm ID 0.20um RESTEK瑞思泰康40110-68501个/盒气相色谱柱Rtx-1 Cap. Column 10m 0.18mm

RESTEK瑞思泰康41101-68501个/盒气相色谱柱Rtx-1 Cap. Column 10m 0.10mm ID 0.10um w/5“ HP6850 Cage RESTEK瑞思泰康411021个/盒气相色谱柱Rtx-1 Cap. Column 20m 0.10mm ID 0.10um RESTEK瑞思泰康411031个/盒气相色谱柱Rtx-1 Cap. C

RESTEK瑞思泰康701591个/盒气相色谱柱MXT-1 Cap. Column 105m 0.25mm ID 1.00um RESTEK瑞思泰康701671个/盒气相色谱柱MXT-1 Cap. Column 15m 0.53mm ID 1.50um RESTEK瑞思泰康70167-1072831个/盒气相色谱柱MXT-1 Cap. Column 10m 0.5

RESTEK瑞思泰康70639-1011个/盒气相色谱柱MXT-WAX Cap. Column 30m 0.28mm ID 0.50um As 10m columns （Qty 3） RESTEK瑞思泰康70639-27101个/盒气相色谱柱MXT-WAX Cap. Column 30m 0.28mm ID 0.50um MXT column 6“ ID coil ban