Test Tube rack for 30 x 50ml tubes Back Catalog number: B2000-8-T500 Manufacturer: BENCHMARK SCIENTIFIC Availability: In the manufacturer's stock Price on request - + Recommended 18204550 Square Module, capacity of 4 x 40ml flat bottom, hole dimensions: Ø28.5X4X43.5mm 66,63 € TU-6-D H-type stand; used to hold the UV analyzer 186,88 € 18900018 F100 F100 protective silicone cover, for non-hotplate model,only use with MS-S 15,03 €