Most are poorly soluble in water and only slightly soluble in organic solvents. Amitrole Pure amitrole is a colourless crystalline powder with a bitter taste. Amitrole is thermally stable. It is also stable in neutral or alkaline media, but it forms salts. It breaks down in ultraviolet light.
Forms chelates with metals, and is thus corrosive to aluminium, copper and iron.
The substance decomposes on heating producing toxic fumes of nitrogen oxides. Amitrole is a weak base. It reacts with strong acids, strong oxidants, acid chlorides and acid anhydrides. It attacks iron, copper and aluminium. Herbicide 4.1.2 Description Triazine herbicides are used as selective weedkillers.