[Material Quality]:Made of high-quality polystyrene material, it has good light transmittance in visible light , which can meet the measurement requirements of spectrophotometry. [Volume Capacity]:The cuvette has a volume capacity of 2.5-4.5 ml , and the overall dimension is 12.3(L)x12.3(W)x45(H)mm. It is disposable without considering the maintenance and maintenance cost. [Optical Wavelength]: The cuvette is designed for spectrophotometry in the range of 350 to 900nm of optical polystyrene, which can transmit light accurately and the accuracy and reliability of the measurement results. [Package Quantity]: There are 100 cuvettes per package, suitable for a large number of experiments or situations where cuvettes need to be changed frequently. Colour:Transparent Material:PS Package Contents: 100 x Disposable Cuvette Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.