. "CZ - \u010Cesk\u00E1 republika" . "Plynov\u00E1 chromatografie je separa\u010Dn\u00ED metoda, kter\u00E1 se pou\u017E\u00EDv\u00E1 k d\u011Blen\u00ED a stanoven\u00ED v\u0161ech t\u011Bkav\u00FDch l\u00E1tek, kde jako mobiln\u00ED f\u00E1ze se pou\u017E\u00EDv\u00E1 tzv. nosn\u00FD plyn. Spr\u00E1vnou volbu nosn\u00E9ho plynu ovliv\u0148uje v\u00EDce faktor\u016F. Mezi tzv. fyzik\u00E1ln\u00ED faktory pat\u0159\u00ED hlavn\u011B hustota a viskozita. Dal\u0161\u00EDm d\u016Fle\u017Eit\u00FDm parametrem nosn\u00E9ho plynu je jeho \u010Distota. V\u00FDznamn\u00FDm faktorem jsou provozn\u00ED n\u00E1klady. V p\u0159\u00EDpad\u011B samotn\u00E9ho helia je cena ur\u010Dov\u00E1na p\u0159edev\u0161\u00EDm zp\u016Fsobem v\u00FDroby a dostupnost\u00ED jeho celosv\u011Btov\u00FDch zdroj\u016F. Volba detektoru, kolony a bezpe\u010Dnost pr\u00E1ce s plynem jsou rovn\u011B\u017E podstatn\u00E9 okolnosti, kter\u00E9 mohou ovlivnit v\u00FDb\u011Br nosn\u00E9ho plynu v plynov\u00E9 chromatografii. Mezi nej\u010Dast\u011Bji vyu\u017E\u00EDvan\u00E1 m\u00E9dia pat\u0159\u00ED helium, dus\u00EDk, argon a vod\u00EDk."@cs . "Eisner, Ale\u0161" . "Hydrogen as the Good Helium Alternative in Gas Chromatography with Mass Spectrometry"@en . . . "Vod\u00EDk jako alternativa helia v plynov\u00E9 chromatografii s hmotnostn\u00ED detekc\u00ED"@cs . . "RIV/00216275:25310/14:39897899!RIV15-MSM-25310___" . . . "Bajer, Tom\u00E1\u0161" . "Plynov\u00E1 chromatografie je separa\u010Dn\u00ED metoda, kter\u00E1 se pou\u017E\u00EDv\u00E1 k d\u011Blen\u00ED a stanoven\u00ED v\u0161ech t\u011Bkav\u00FDch l\u00E1tek, kde jako mobiln\u00ED f\u00E1ze se pou\u017E\u00EDv\u00E1 tzv. nosn\u00FD plyn. Spr\u00E1vnou volbu nosn\u00E9ho plynu ovliv\u0148uje v\u00EDce faktor\u016F. Mezi tzv. fyzik\u00E1ln\u00ED faktory pat\u0159\u00ED hlavn\u011B hustota a viskozita. Dal\u0161\u00EDm d\u016Fle\u017Eit\u00FDm parametrem nosn\u00E9ho plynu je jeho \u010Distota. V\u00FDznamn\u00FDm faktorem jsou provozn\u00ED n\u00E1klady. V p\u0159\u00EDpad\u011B samotn\u00E9ho helia je cena ur\u010Dov\u00E1na p\u0159edev\u0161\u00EDm zp\u016Fsobem v\u00FDroby a dostupnost\u00ED jeho celosv\u011Btov\u00FDch zdroj\u016F. Volba detektoru, kolony a bezpe\u010Dnost pr\u00E1ce s plynem jsou rovn\u011B\u017E podstatn\u00E9 okolnosti, kter\u00E9 mohou ovlivnit v\u00FDb\u011Br nosn\u00E9ho plynu v plynov\u00E9 chromatografii. Mezi nej\u010Dast\u011Bji vyu\u017E\u00EDvan\u00E1 m\u00E9dia pat\u0159\u00ED helium, dus\u00EDk, argon a vod\u00EDk." . . "Adam, Martin" . . "Vod\u00EDk jako alternativa helia v plynov\u00E9 chromatografii s hmotnostn\u00ED detekc\u00ED"@cs . . "3" . "I, S" . "Carrier Gas; GC-MS; Helium; Hydrogen"@en . "Vod\u00EDk jako alternativa helia v plynov\u00E9 chromatografii s hmotnostn\u00ED detekc\u00ED" . . "Surmov\u00E1, Silvie" . "1210-7409" . . "24" . . "[08E5BD2EFFAD]" . . . . "Hydrogen as the Good Helium Alternative in Gas Chromatography with Mass Spectrometry"@en . . "Gas chromatography is a separation method commonly used for separation and determination of volatile compounds. In this case the carrier gas is used as mobile phase. The right carrier gas selection is depending on various. To the physical factors mainly viscosity and density are belonging. Another important property of the carrier gas is its purity. Moreover, operational costs are also significant. In the case of helium its prize is depending mainly on the production process and availability of world sources. The choices of chromatography column as well as detector together with labour safety are also essential factors that could affect the carrier gas selection for gas chromatography. Into the most frequently used gasses are belonging helium, nitrogen, argon and hydrogen."@en . "Bajerov\u00E1, Petra" . . "25310" . "CHEMagaz\u00EDn" . "54068" . "Ventura, Karel" . . . "Kremr, Daniel" . "\u010C\u00ED\u017Ekov\u00E1, Andrea" . . . . "8"^^ . "2"^^ . "Vod\u00EDk jako alternativa helia v plynov\u00E9 chromatografii s hmotnostn\u00ED detekc\u00ED" . . "8"^^ . "RIV/00216275:25310/14:39897899" .