Kasablanka corporation offers various types of laboratory plastic products. This is an iso 9001-2000 certified company. Test tube and regular pipette stand is a part of those products. This beautiful test tube stands are excellent replacements for wooden or metal racks. It holds two tubes of 1" diameter or 25 mm diameter and 4 tubes of 16 mm diameter. Kasablanka test tube stands are also available for 12 test tubes. Pipette stands are in horizontal & vertical shapes. Horizontal pipette stand holds 12 pipette and vertical pipette stand holds 28 pipettes.