PerkinElmer Luminescence Sample Blocks - 52019600

Luminescence Sample Blocks. Sample blocks provide convenient day-to-day checks for wavelength calibration and reproducibility. The six PMMA (polymethyl-methacrylate) blocks have emission characteristics in the wavelength ranges indicated as follows: -300 to 540 nm (anthracene/napthalene). -420 to 600 nm (ovalene). -300 to 400 nm (p-terphenyl). -400 to 600 nm (tetraphenyl/butadiene). -600 to 640 nm (European). -540 to 640 nm (Rhodamine B).