Nalgene 5970 Full-size Unwire Acetal Plastic Test Tube Racks securely hold a full load of test tubes or centrifuge tubes in the following popular sizes: 13-, 16-, 20-, 25- and 30-mm. Up to 72 of the smaller diameter tubes can be held at once. Molded in six bright, permanent colors Resmer Manufacturing Technology makes these racks keep their bright colors longer. Useful in a wide temperature range with good chemical resistance. Molded in a single piece for exceptional strength and durability, these racks have no coating to chip, peel or rust. 15mL conical tubes fit 20mm racks; 50mL conical fit 30mm racks. Endplates accept large labels for easy identification of samples. Higher specific gravity than water so it stays submerged in a water bath and won't float.
Tube Size, mm: 20
Array: 4 x 10