Test Tube rack for 40 x 0.5ml tubes Back Catalog number: B2000-4-T5 Manufacturer: BENCHMARK SCIENTIFIC Availability: In the manufacturer's stock Price on request - + Recommended BSWCMB Quick-Flip™ Block, 24 x 1.5ml tubes, or 32 x 0.2ml and 14 x 0.5ml tubes Price on request 67098-01 ML600/300 DTHP TUB. KIT Price on request LW2100NSLT H150-2100NSLT water chiller - 2100Watts cooling p Price on request