Measurement of noise emitted by machines; airborne noise emission; enveloping surface method and special reverberation room method; household and similar electrical appliances; particular requirements for washing machines and spin extractors (IEC 60704-2-4:1989); german version HD 423.2.4 S1:1989— 9 стр.
Haematology - Procedure for determining the volume fraction of erythrocytes (packed cell volume) in blood - Part 1: Reference method based on centrifugation— 3 стр.
Special laboratory medicine; determination of inorganic substances in serum, plasma, urine and other body fluids; determination of calcium by atomic absorption spectrometry— 5 стр.