SCMST012 12ML culture tube 50 pcs/bag, 10 bags/carton 49×28.5×40Product capacity: 12MLProduct specifications:length 9.4CM * external diameter 1.8CM * internal diameter 1.6CM Commodity packaging: 100 pcs / packProduct material: PP (new material)Commodity use:Dedicated to shake bacteria operation, it can perform ventilation and airtight operation.It is 15ml tube, it marked 12ml on the tube.