An oil centrifuge tube is a specialized piece of laboratory glassware consisting of a broad to pear shaped length of glass open at the top and a markedly tapered bottom stem
Designed for field use in testing petroleum
Referenced in ASTM D4007 method to test for water and sediment in crude oil by centrifugation
Calibrated to contain durable white ceramic enamel scale, legend and marking spot on each tube
Top is tooled to accept a snap cap cap not included