Scratch-resistant disposable cuvettes are effective at wavelengths from 220-900 nm. They can replace expensive quartz cuvettes in many DNA, RNA, and protein applications. Suitable for most spectrophotometers and photometers without special adapters. All cuvettes have a 10 mm pathlength and are packaged in foam boxes for safe transport. Min/max volume: 1.5/3.0 ml. Window dimensions: 4.5 x 23 mm.