State system for ensuring the uniformity of measurements. State verification schedule for means of LTEC measurements of solids from 0,01х10 -6 to 100х10 -6 К -1 substance in temperature range from 90 to 3000 K
Water. Methods of toxicity determination by growth inhibition of marine unicellular algae Phaeodactylum tricornutum Bohlin and Sceletonema costatum (Greville) Cleve