Quick view Centrifuge tube, 12mL, Molded Graduations, 16.5 x 107.5mm, PS, 100/Bag, 10 Bags/Case MSRP: Now: $129.80 Was: Globe's 12mL general purpose centrifuge tubes are offered in polystyrene (PS) and polypropylene (PP). The tubes are graduated at 0.5, 1, 2.5, 5 and 10mL. GS 112050 MSRP: Now: $129.80 Was: Quick view Qty in Cart: 0 Price: MSRP: Now: $129.80 Was: Subtotal: