This 100ml Centrifuge tube (ASTM D 96 standards) is constructed from Borosilicate Glass and is used in standard methods of testing for water & sediment in petroleum products. Fully graduated, 0 to 0.5 ml divisions, 0.5 to 2 in 0.1 ml divisions, 2 to 3 in 0.2 ml divisions, 3 to 5 in 0.5 ml divisions, 5 to 10 in 1ml divisions, 10 to 25 in 5 ml divisions, graduations are also marked at 50, 75 and 100ml. Approx overall length is 200mm with neck I.D of 17mm. Glass screw threads with cap can be fitted on request racks also available. For information on more centrifuge tubes visit our standard laboratory glassware section or contact us for more details.