This is a lot (100 caps / bag; 5 bags per lot = 500 total caps) of Corning Axygen SCO-LP-W-S looped screw caps with "O" ring, white, pre-sterilized for Microcentrifuge tubes, screw caps with o-ring for Axygen 0.5 mL, 1.5mL or 2 mL tubes. Certified RNase, DNase & Progen safe. If you have any questions, please ask.
;Used working American Scientific product centrifuge model biofuge A, 13000 rpm max (varable speed) ; accept 24 of 1.5 or 2 ml microcentrifuge tubes. The timer and speed regulator works good.The lid sometimes need help to be opened (the pin from left side will help to open the lid). If not satisfied, You can return this unit withing 14 days for a full refund minus shipping.
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