Prikaz osnovnih podataka o dokumentu
Determination of crystalline structure of calcium carbonate obtained from drinking water
Određivanje kristalne strukture kalcijum-karbonata dobijenog iz vode za piće
dc.creator | Rajković, Miloš | |
dc.creator | Lačnjevac, Uroš Č. | |
dc.creator | Baščarević, Zvezdana | |
dc.creator | Rajković, Teodora M. | |
dc.creator | Tošković, Dragan V. | |
dc.creator | Stanojević, Dušan D. | |
dc.date.accessioned | 2020-12-17T19:11:54Z | |
dc.date.available | 2020-12-17T19:11:54Z | |
dc.date.issued | 2008 | |
dc.identifier.issn | 0351-9465 | |
dc.identifier.uri | http://aspace.agrif.bg.ac.rs/handle/123456789/1679 | |
dc.description.abstract | Sample of scale which taken from house boiler is examined. This scale is made by warming drinking water from water-supply system of the -city of Belgrade - New Belgrade. Examinations on atomic absorption spectrophotometer (AAS) showed that there was mostly calcium, like CaO, for 48.90 % of mass which means calculated on contents CaCO3 takes 87.32 % of mass. Research on diffraction meter showed that scale is composed of CaCO3 (in % of mass) (85.25%), MgCO3 (11.05%), FeCO3 (1.90%) and MnCO3 (1.80%). It was also proved that scale is mixture of 66.92 % Mg calcite and 33.07 % aragonite. This structure is result of fact that Mg calcite and aragonite are become in quiet conditions of sedimentation of half shut skin-deep water surrounding on temperature between 60 and 100°C (nearest about 80°C) and low pressure. | en |
dc.description.abstract | Ispitivan je uzorak kamenca koji je uzet sa kućnog bojlera nastao zagrevanjem vode za piće koja se nalazi u vodovodnoj mreži grada Beograda - Novi Beograd (blokovi). Ispitivanja na atomskom apsorpcionom spektrofotometru ukazala su da se nalazi dominantno kalcijum, kao CaO i to 48,90%, što preračunato na sadržaj CaCO3 iznosi 87,32%. Snimanja na difraktometru ukazala su da se kamenac sastoji od CaCO3 (85,25%), MgCO3 (11,05%), FeCO3 (1,90%) i MnCO3 (1,80%). Takođe je dokazano da je kamenac mešavina koja se sastoji od 66,92 % kalcita i 33,07% aragonita. Ovakav sastav posledica je činjenice da su kalcit i aragonit nastali u mirnijim uslovima sedimentacije u poluzatvorenoj plitkovodnoj sredini na temperaturi između 60 i 100°C (najbliže oko 80°C) i pri niskom pritisku. | sr |
dc.publisher | Inženjersko društvo za koroziju, Beograd | |
dc.relation | info:eu-repo/grantAgreement/MESTD/MPN2006-2010/142039/RS// | |
dc.rights | openAccess | |
dc.rights.uri | https://creativecommons.org/licenses/by-nc-nd/4.0/ | |
dc.source | Zaštita materijala | |
dc.subject | drinking water | en |
dc.subject | scale | en |
dc.subject | scanning electron microscope (SEM) | en |
dc.subject | X-ray diffraction analysis | en |
dc.subject | atomic absorption spectrophotometer (AAS) | en |
dc.subject | voda za piće | sr |
dc.subject | kamenac | sr |
dc.subject | skenirajući elektronski mikroskop | sr |
dc.subject | rendgenska difrakciona analiza | sr |
dc.subject | atomski apsorpcioni spektrofotometar (AAS) | sr |
dc.title | Determination of crystalline structure of calcium carbonate obtained from drinking water | en |
dc.title | Određivanje kristalne strukture kalcijum-karbonata dobijenog iz vode za piće | sr |
dc.type | article | |
dc.rights.license | BY-NC-ND | |
dc.citation.epage | 50 | |
dc.citation.issue | 2 | |
dc.citation.other | 49(2): 43-50 | |
dc.citation.spage | 43 | |
dc.citation.volume | 49 | |
dc.identifier.rcub | https://hdl.handle.net/21.15107/rcub_agrospace_1679 | |
dc.type.version | publishedVersion |
Dokumenti
Datoteke | Veličina | Format | Pregled |
---|---|---|---|
Uz ovaj zapis nema datoteka. |