Stellar Scientific CentriCutie® 5mL conical centrifuge tubes are the perfect sized macro tube
CentriCutie® tubes have the same OD as 15mL conical tubes and fit all the same racks and rotors
CentriCutie® 5mL centrifuge tubes are RNase and DNase Free and available sterilized
CentriCutie® 5mL centrifuge tubes are available in clear polypropylene, while the CocoaCutie tube is a black/opaque tube for light sensitive samples