tube container cpl. Single-Use-Tubes 0.5 and 2 mlContainer for single use tubes for PULVERISETTE 23 Container incl. 6 tubes 0. 5 ml, 1. 5 ml and 2 ml volume For grinding extremely small sample quantities, primarily in the biological field. This tube container is available for up to six 0. 5 ml, 1. 5 ml or 2 ml PCR tubes. The samples to be tested are usually available in liquid form, can be assessed very quickly and gently in the individual tubes with 1 mm grinding balls.