State system for ensuring the uniformity of measurements. State verification schedule for means of measuring laser output average power and laser pulse energy within the wavelength range from 0,3 to 12,0 m
Indoor air. Part 13. Determination of total polychlorinated dioxin-like biphenyls (PCBs) and polychlorinated dibenzo-p-dioxins/dibenzofurans (PCDDs/PCDFs) (gas and particle phase). Collection on sorbent backed filters
