... with cover,PP,able to contain 0.5 ml1.5mL 2mL centrifuge tube Lb026 0pores,double-sides ... without cover,PP,able to contain 0.5 ml1.5mL 2mL centrifuge tubeLb0396pores,double- sides shelf,PP ... ,able to contain 0.5 ml1.5mL 2mL centrifuge tubeLb04multifunctional double- sides rack (small ... use), PP, able to contain 0.5 ml1.5mL2mL10 ml15 ml50 ml centrifuge tubeLb19multifunctional rack(able ...