"CZ - \u010Cesk\u00E1 republika" . "Metody izolace rozpu\u0161t\u011Bn\u00E9 oganick\u00E9 hmoty z vod" . "Metody izolace rozpu\u0161t\u011Bn\u00E9 oganick\u00E9 hmoty z vod"@cs . "Dissolved organic matter represents overall term for all the dissolved organic compounds in waters. Humic substances (i.e. humic acids and fulvic acids) belong between the most important fractions of dissolved organic matter. These compounds exert very important functions in water ecosystems, such as indirect effects on organisms, i.e. absorption and attenuation of light, water acidifications and warming, nutrient source, control of metals and organic compounds (e.g. pesticides); and direct effects on organisms, i.e. interaction with biological compartments and receptors. To study these compounds, it is necessary first to isolate them from waters. Isolation of dissolved matter can be performed using reverse osmosis, and isolation of humic substances using solid phase extraction. Nevertheless, there are not available commercial versions of these devices, thus we had to construct them."@en . "Rozpu\u0161t\u011Bn\u00E1 organick\u00E1 hmota je souhrnn\u00FD n\u00E1zev pro v\u0161echny organick\u00E9 l\u00E1tky rozpu\u0161t\u011Bn\u00E9 ve vod\u00E1ch r\u016Fzn\u00FDch typ\u016F. Mezi jej\u00ED nejv\u00FDznamn\u011Bj\u0161\u00ED frakce pat\u0159\u00ED huminov\u00E9 l\u00E1tky, tedy huminov\u00E9 kyseliny a fulvokyseliny. Tyto l\u00E1tky vykazuj\u00ED ve vodn\u00EDch ekosyst\u00E9mech mnoho v\u00FDznamn\u00FDch funkc\u00ED, kter\u00FDmi p\u016Fsob\u00ED na vodn\u00ED organizmy nep\u0159\u00EDmo (ovlivn\u011Bn\u00ED teploty a sv\u011Bteln\u00E9ho re\u017Eimu vod, zapojen\u00ED do cyklu uhl\u00EDku, pufra\u010Dn\u00ED schopnost a fotochemick\u00E9 p\u016Fsoben\u00ED ve vod\u00E1ch, sorpce kov\u016F a organick\u00FDch l\u00E1tek, atd.), tak i p\u0159\u00EDmo samotnou interakc\u00ED s \u017Eiv\u00FDmi tk\u00E1n\u011Bmi. Pro studium vlastnost\u00ED t\u011Bchto l\u00E1tek je nutn\u00E9 je izolovat. Pro izolaci rozpu\u0161t\u011Bn\u00E9 organick\u00E9 hmoty se pou\u017E\u00EDv\u00E1 metody zalo\u017Een\u00E9 na principu reverzn\u00ED osm\u00F3zy, pro izolaci huminov\u00FDch l\u00E1tek metoda sorpce na pevnou f\u00E1zi. Vzhledem k nedostupnosti komer\u010Dn\u00EDch verz\u00ED t\u011Bchto p\u0159\u00EDstroj\u016F jsme zkonstruovali p\u0159\u00EDstroje vlastn\u00ED. Syst\u00E9m reverzn\u00ED osm\u00F3zy (v\u010Detn\u011B jeho mobiln\u00ED varianty) byl vyroben upraven\u00EDm syst\u00E9mu na v\u00FDrobu demineralizovan\u00E9 vody." . . "Bittner, Michal" . . . "14310" . "[E1A221E9D52A]" . . . "P(GP525/08/P464), Z(MSM0021622412)" . . . "Methods for isolation of dissolved organic matter from surface waters"@en . "RIV/00216224:14310/09:00029899!RIV10-MSM-14310___" . "3"^^ . "4" . "Metody izolace rozpu\u0161t\u011Bn\u00E9 oganick\u00E9 hmoty z vod"@cs . . "RIV/00216224:14310/09:00029899" . . . . "2"^^ . "Giesy, John" . . "0007-389X" . "Bulletin V\u00DARH" . "Hilscherov\u00E1, Kl\u00E1ra" . "dissolved organic matter; humic substances; reverse osmosis"@en . . "7"^^ . "Metody izolace rozpu\u0161t\u011Bn\u00E9 oganick\u00E9 hmoty z vod" . . . . "Methods for isolation of dissolved organic matter from surface waters"@en . "325971" . . . "4" . "Rozpu\u0161t\u011Bn\u00E1 organick\u00E1 hmota je souhrnn\u00FD n\u00E1zev pro v\u0161echny organick\u00E9 l\u00E1tky rozpu\u0161t\u011Bn\u00E9 ve vod\u00E1ch r\u016Fzn\u00FDch typ\u016F. Mezi jej\u00ED nejv\u00FDznamn\u011Bj\u0161\u00ED frakce pat\u0159\u00ED huminov\u00E9 l\u00E1tky, tedy huminov\u00E9 kyseliny a fulvokyseliny. Tyto l\u00E1tky vykazuj\u00ED ve vodn\u00EDch ekosyst\u00E9mech mnoho v\u00FDznamn\u00FDch funkc\u00ED, kter\u00FDmi p\u016Fsob\u00ED na vodn\u00ED organizmy nep\u0159\u00EDmo (ovlivn\u011Bn\u00ED teploty a sv\u011Bteln\u00E9ho re\u017Eimu vod, zapojen\u00ED do cyklu uhl\u00EDku, pufra\u010Dn\u00ED schopnost a fotochemick\u00E9 p\u016Fsoben\u00ED ve vod\u00E1ch, sorpce kov\u016F a organick\u00FDch l\u00E1tek, atd.), tak i p\u0159\u00EDmo samotnou interakc\u00ED s \u017Eiv\u00FDmi tk\u00E1n\u011Bmi. Pro studium vlastnost\u00ED t\u011Bchto l\u00E1tek je nutn\u00E9 je izolovat. Pro izolaci rozpu\u0161t\u011Bn\u00E9 organick\u00E9 hmoty se pou\u017E\u00EDv\u00E1 metody zalo\u017Een\u00E9 na principu reverzn\u00ED osm\u00F3zy, pro izolaci huminov\u00FDch l\u00E1tek metoda sorpce na pevnou f\u00E1zi. Vzhledem k nedostupnosti komer\u010Dn\u00EDch verz\u00ED t\u011Bchto p\u0159\u00EDstroj\u016F jsme zkonstruovali p\u0159\u00EDstroje vlastn\u00ED. Syst\u00E9m reverzn\u00ED osm\u00F3zy (v\u010Detn\u011B jeho mobiln\u00ED varianty) byl vyroben upraven\u00EDm syst\u00E9mu na v\u00FDrobu demineralizovan\u00E9 vody."@cs .