An agrochemical is a chemical product that is used in agriculture. Agrochemicals are basically used to improve crop yields and control the population of agricultural pests. They commonly include pesticides, herbicides, fertilisers, etc. The usage of agrochemicals in agricultural practices is not a new thing. Human beings have been using agrochemicals since 600 BC. The ancient Sumerian farmers used sulphur as a pesticide in 3000 BC to control the attack of pests. At present, the demand and production of synthetic chemicals have increased to support the food demands which have increased due to severe growth in population.​

Agrochemicals are chemicals used in agriculture to enhance plant and crop growth and safety. Agrochemicals were developed to help farmers protect their crops from pests and increase crop yields.