230-1092-Y3K Evergreen 250 ?L - 500 ?L Pipet Tips, Bulk, for Oxford?,Helena?,Pfizer?, Yellow, 1000 Tips New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge
230-1093-G3K Evergreen 500 ?L - 1000 ?L Pipet Tips, Bulk, for Oxford?,Helena?,Pfizer?, Green, 1000 Tips New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge