FIELD: chemistry.
SUBSTANCE: dosage unit in form of pressed tablet for delayed release of insecticide contained evaporating insecticidal preparation and solid inert base. Solid base contains two-component system, which includes material for giving volume and material, providing porosity. Material for giving volume is selected from group of filling agents of direct pressing. Porosity-providing material is represented by carbonate or bicarbonate. Device of insecticide supply contains capacity for insecticide. To obtain dosage unit ingredients are mixed and tablets are formed at temperature which is higher than temperature of insecticide melting. Insecticide measuring apparatus contains dosage unit as single source of insecticide. Composition is in form of tablet, placed near heater. Device contains fork, providing electric connection with heater, and cap for tablet, containing casing and cover.
EFFECT: elaboration of tablet for delayed release of insecticide.
13 cl, 2 dwg, 1 ex
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