home page › products › consumable › glass › three-way cock three-way cockCHF 19.00 excl. VAT | Item no. 00421 number Add to shopping cart Related Products Büchi / test tube holder without tubes (tubes are sold separately) CHF 32.00 Büchi / FEP nat. hose Dim: 0.79 x 1.59 Length: 1500 mm CHF 10.00 Drying pipe 29/32 CHF 29.00