Material: plastic. Specially designed for the photometric determination of proteins, ssDNA, dsDNA, RNA und oligonucleotides in the UV range. Single-use cuvettes, no risk of contamination through cleaning High chemical resistance Optically flawless transparency Recessed windows to protect against scratching Arrow mark to indicate direction of transmission Standard layer thickness 10 mm Wavelength: 230-900 nm Standard deviation: 240 nm ≤ ±0.007 absorbance coefficients 300 nm ≤ ±0.005 absorbance coefficients Sorted by manufacturing mould cavity number to ensure the lowest variation in absorbance coefficients. Chemical resistance (short-term resistance, max. 30 min): acetone, ammonia, benzaldehyde, butanone, dioxane, DMF, 100% acetic acid, ethyl acetate, 10% hydrofluoric acid, isopropanol, sodium hydroxide, 65% nitric acid, 36% hydrochloric acid. Not resistant to chloroform, hexane. Single-use cuvettes UV Micro (z = 8.5 mm) Micro-cuvettes are ideal for small sample volumes from 70 μl.