15 ml polyprolylene centrifuge tubes with exceptional reading ease, printed graduations. Large writing area on tubes makes identification simple. Polypropylene tubes are semi-transparent and have excellent chemical resistance and can withstand 6400 RCF.  Tubes are non-sterile.  Molded in seal-ring ensures a leak proof seal without the contamination problems associated with cap liners.  Includes screw cap.  The measurements are 119 x 22mm with the cap intact and the diameter measurement taken at the widest part of the cap.  pk 500

• Tubes are non-sterile
• Measures 19mm (diameter without cap) x 119mm Length
• Pack of 500 tubes with caps