3 x 4 array Lab top cooler, -20C, Nalgene 121-0020 Narrow pore size distribution for

Narrow pore size distribution for improved surface capture and analysis

Also available in blue and green

Designed for repetitive contamination-free sampling

2 year warranty 420R (Refrigerated centrifuge) additional features:

Benchtop microcentrifuges with a choice of 3 autoclavable rotors

3 x 4 array Lab top cooler, -20C, Nalgene 121-0020 Narrow pore size distribution forConvenient method for keeping PCR reagents, enzymes and other biological samples cool whilst at the bench Provides protection for samples or reagents against temperature fluctuation, defrost cycles and power failures in freezers Maintains temperature below 15C for up to 2 hours Break resistant polycarbonate Lids have gridded write on surface Accepts 0. 5 to 2. 0ml Nalgene microcentrifuge tubes and cryogenic vials Includes inserts to convert 1. 5 2.