Eurostat, Luxembourg. 90274000 (01/1988-12/2006) Exposure meters: CN 90273000 /Exports /Unit = Prices (Euro/ton) /Partner: Liberia /Reporter: Eur27_2020 /90273000:Spectrometers, Spectrophotometers and Spectrographs Using Optical Radiations, Such as uv, Visible, Ir.