Ammonia marks A, B, R., Fertilizer (N-82%) — a product with high nitrogen content, intended for use in agricultural crops. It is used as a nitrogen source for plant nutrition, ensuring that plants receive necessary macroelements during growth and development stages. The preparation is manufactured in a form that allows easy application in agriculture. This product is produced by PJSC «Agrocenter Evrokhim - Ukraine» and registered in 2009. Using ammonia ensures effective plant nutrition, promoting increased yield and quality of agricultural products. The preparation can be applied to various agricultural crops, including cereals. Ammonia marks A, B, R., Fertilizer (N-82%) is an important component of a comprehensive plant nutrition system. The high nitrogen content ensures rapid plant uptake, promoting active growth and development. The product has wide application in Ukrainian agriculture.