Test Tube rack for 15 x 50ml tubes Back Catalog number: B2000-4-T500 Manufacturer: BENCHMARK SCIENTIFIC Availability: In the manufacturer's stock Price on request - + Recommended BT-D BLOCK and PROBE for BTH-100D/BTH-100/BTC-100D 2. 32,47 € TU-6/1 HANDHELD UV ANALYZER, WAVELENGTH LIGHT SOURCE 365, baterry 445,50 € B-100 Block 59 x 0.5ml 91,33 €