Workplace atmospheres. Determination of total isocyanate groups in air by the method of liquid chromatography using reagent 1-(9-anthracenylmethyl)piperazine (MAP) reagent and liquid chromatography
State system for ensuring the uniformity of measurements. State primary standard and state verification schedule for measuring instruments of direct current strength over range from 1x10 in minus 16 degree up to 30A
Workplace air. Determination of mercury vapour. Method using gold-amalgam collection and analysis by atomic absorption spectrometry or atomic fluorescence spectrometry
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