Standard Test Method for Determination of Lead in Paint Layers and Similar Coatings or in Substrates and Homogenous Materials by Energy Dispersive X-Ray Fluorescence Spectrometry Using Multiple Monochromatic Excitation Beams— 7 стр.
Safety requirements for electrical equipment for measurement, control, and laboratory use. General requirements for equipment intended to be used in educational establishments by children— 164 стр.