Plastic Centrifuge Tube Racks, 50 mL, deep green, non-Sterile, 50piece(s)/case

Suitable for 15 mL and 50 mL centrifuge tubes; surface with markings easy to identify and convenient for experimental recording; Stackable to save space; Working temperature range: -80°C – 121°C; Can be cleaned for re-use; Sterilized and non-sterilized available, sterilized by irradiation to SAL 10^-6; DNase/RNase-free, non-pyrogenic.