The manuscript presents a comprehensive study on the development of a stepwise absorption method for nitrogen oxides using tributyl phosphate (TBP) and iron sulfate solutions, aimed at efficient sodium nitrite production. The work is scientifically significant as it addresses the...
Open access
Research Article10.9734/CSJI/2025/v34i5997
This research investigates the potential application of limestone waste, sourced from the Andijan deposit, as a viable raw material for the synthesis of granular calcium nitrate fertilizers. The study employs a systematic process wherein calcium-rich limestone residues are treate...
Open access
Research Article10.9734/CSJI/2025/v34i3972
In this article obtaining complex nitrogen-phosphate fertilizers based on activation of phosphorite powder with partially ammoniated mix of phosphoric and sulphuric acids have been studied. In order to reduce the foaming of the process, for the first time a partially ammoniated m...
Open access
Research Article10.9734/CSJI/2020/v29i930201
The process of obtaining ammoniated superphosphate and liquid NP-fertilizer by phosphorus-sulphuric acid processing of washed and burned phosphorus concentrate (WBPC) in one cycle were studied. It has been established that at ratios of 100 : 5÷10 : 15 the compositions of ammoniat...
Open access
Research Article10.9734/CSJI/2023/v32i6872
Complex, nitrogen-phosphate fertilisers are applied before seeding, with seeding and extra nutrition, while single phosphoric ones are the most effective under autumn ploughing. In that case, enriched superphosphate, more concentrated than single superphosphate, was obtained usin...
Open access
Research Article10.9734/CSJI/2018/44167