Dosing Systems Dosing Systems Alfa Plast is specialized in manufacturing Dosing Systems in Maharashtra Pune along with Agitators and dosing pumps. We offer dosing systems which cater to the corrosive applications as well as non–corrosive applications. Major Industries which use these dosing systems are Power Plants for boiler chemical dosings, Pretreatment plants for coagulant, coagulantaid dosing, and other acid a and alkali dosing systems, chemical industry for various chemical dosing purpose.