<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Mineral fertilizers are indispensable for the intensification of plant production in agriculture. This process can cause a significant odour nuisance for the environment due to organic compounds content in apatites and phosphorites converted into fertilizers. The following chemical compounds are emitted to the gas phase among others: hydrogen sulphide, organic sulphides and (methyl, ethyl, isopropyl, butyl) disulphides, chain hydrocarbons, organic oils, waxes and carboxylic acids. A method using gas chromatography analysis with the mass detector (TD-GS-MS), to determine trace concentrations, was developed and tested for the assessment of odour nuisant substances emission from these processes. Application of additional thermal desorber to enable the intense desorption of the investigated organic compounds (previously adsorbed on classical sorbents) in the industrial research has been taken into consideration. In effect it facilitates the accumulating substances to be analyzed at short time interval providing identifying measurements. The technique has been verified during the investigation of the substances emitted in fertilizers processes at Maroko phosphorite decomposition. The organic sulfur compounds, aliphatic and aromatic hydrocarbons have been detected.</p></abstract>

Mineral fertilizers are indispensable for the intensification of plant production in agriculture. This process can cause a significant odour nuisance for the environment due to organic compounds content in apatites and phosphorites converted into fertilizers. The following chemical compounds are emitted to the gas phase among others: hydrogen sulphide, organic sulphides and (methyl, ethyl, isopropyl, butyl) disulphides, chain hydrocarbons, organic oils, waxes and carboxylic acids. A method using gas chromatography analysis with the mass detector (TD-GS-MS), to determine trace concentrations, was developed and tested for the assessment of odour nuisant substances emission from these processes. Application of additional thermal desorber to enable the intense desorption of the investigated organic compounds (previously adsorbed on classical sorbents) in the industrial research has been taken into consideration. In effect it facilitates the accumulating substances to be analyzed at short time interval providing identifying measurements. The technique has been verified during the investigation of the substances emitted in fertilizers processes at Maroko phosphorite decomposition. The organic sulfur compounds, aliphatic and aromatic hydrocarbons have been detected.

Emission of the odour substances from fertilizer industry

Faculty of Chemistry, Institute of Inorganic Technology and Mineral Fertilizers, Wroclaw University o Technology, ul. Smoluchowskiego 25, 50-370 Wrocław, Poland

Faculty of Chemistry, Division of Polymer and Carbonaceous Materials, Wroclaw University o Technology, ul. Gdańska 7/9, 50-344 Wrocław, Poland

Polish Journal of Chemical Technology

{"article-title":"Emission of the odour substances from fertilizer industry"}

Mineral fertilizers are indispensable for the intensification of plant production in agriculture. This process can cause a significant odour nuisance for the...

Emission of the odour substances from fertilizer industry

Publicado en línea: 06 abr 2009

Páginas: 12 - 15

DOI: https://doi.org/10.2478/v10026-009-0004-3

Palabras clave
odours, mineral fertilizers

This content is open access.

Emission of the odour substances from fertilizer industry

Publicado en línea: 06 abr 2009

Páginas: 12 - 15

DOI: https://doi.org/10.2478/v10026-009-0004-3

Palabras claveodours, mineral fertilizers

This content is open access.

Palabras clave
odours, mineral fertilizers