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 DT07A BLOCK for SAMPLE CONCENTRATION 104,35 € 18900196 1.5mL metaltube holder,use with MX-RL/RD-Pro 3,18 € 18900356 Heating block, used for 50mL tubes, 4 holes 269,05 €