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  • 1. 1 (analyte)(sample) 1.1 1) 2) 3) 4) 5) 6) (qualitycontrol)7)

2. 4 1.2 2 1)(qualitative analysis) (AgNO3) (Cl-)2)(quantitative analysis) 1.3 1.3.1 3. 5(accuracy)(precision) 1.3.2 (sensitivity) 1.3.3 (sampling) (heterogeneous) (homogeneous) ( ) 4. 6 1.3.4 1.41.3.5 (gravimetric analysis) (volumetric analysis) 1.61.3.6 5. 7 1.1 1.1 1.4 1.4.1 (drying) 105 110C 6. 81.4.2 100 1.4.3 4 1) (wet digestion) 1.1)(HCl) 12 110oC 6 1.2)(HNO3) (hydrated oxide) SnO4.4H2O 7. 91.3)(H2SO4) (340oC) (dehydrated) 1.4)(HClO4) 1.5) (HCl:HNO3 3:1 ) 1.6) (HF) 8. 10 1 2) .. 1970 () () 1.2 (), () Anton Parr 5-10 9. 11 3) (dry ashing) (C)(CO2)(H) 3.1) 500oC 3.2) (combustion tube) 15 4) 10 1 300 1000C 2-3 1 10. 12(melt) (alkaline flux) (Na2CO3 K2CO3 ) (acidic flux) SO3 K2SO4 SO3 Na2CO3 KCN KOH Al 1.4.4 (masking) 11. 131.5 1.11) (arsenic) (arsenic trioxide), (sodiumarsenite),(monosodium methanearsenate) (disodium methanearsenate)(sulfydryl,SH) 2) Association of Official Analytical Chemists(AOAC) (arsine)(colourimetry)3) 4) 10 12. 14 555C 2 As2O5 H3AsO4 1.6 1.1 (trace analysis) 1.1 (mg)(L)(Macro Analysis) > 100 > 100(Semimicro Analysis) 10 100 50 100(Micro Analysis) 1 10 < 50(Ultramicro Analysis) < 1 - (Christian,2004,p.15) (classical method) (instrumental method)1.7 13. 151.7.1 (volumetric analysis) 2 1) 2) 1.7.2 (gravimetric method) 100 2 1) 2) 1.8 (electrical method)(optical method) 1.8.1 14. 161) (potentiometry)2) (conductometry) 3) (electrogravimetry) 4) (coulometry) 1 96500 1 5) (voltammetry)1.8.2 1) (absorption of radiation) -(UV-VIS absorption spectroscopy) (IRabsorption spectroscopy) (Atomicabsorption spectroscopy)2) (emission of radiation) (Emission spectroscopy) (X-ray fluorescence spectroscopy) (Molecular luminescencespectroscopy) 15. 173) (scattering of radiation) (Turbidimetry) (suspensoid)4) (refraction of radiation) (refractive index) (Refractometry)5) (diffraction of radiation) 6) (rotation of radiation) 7) (chemiluminescence) 1.8.3 1.21.8.4 16. 18 1) (neutron activation analysis) 2) (isotope dilution analysis) 1.3 1.2 (thermogravimetric analysis TGA, TG)Thermobalance (Derivative thermogravimetricanalysis DTG)Thermobalance (Differential thermalanalysis DTA)DTA apparatus(phase) (Differential Scanningcalorimetry DSC)DSC apparatus(Thermometric titration)Titrationcalorimeter ( , 2536, 8) 17. 19 1.3 (mol/l)(%) 10-1 10-20.1 10-1 10-40.1 1 10-1 10-62 10-1 10-40.01 2 - 10-3 10-102 5 10-3 10-62 - - 10-6 10-92 5 10-3 10-92 10 - 10-3 10-92 5 - - 10-2 10-102 - 10 - - (Christian,2004,p.12)1.9 2 18. 201.10 1. 1) ) sample2) ) gravimetric analysis3) ) analytical chemistry4) ) qualitative analysis5) ) volumetric analysis6) ) sampling7) ) quantitative analysis8) ) analyte2. 3. 4. 5. 6. (wet digestion)7. (dry ashing)8. 9. 10. 11. 12. 1) 2) 3) 4) 19. 21 .(2533). 1. : . .(2526)..: . . 1. : . , .(2545).., 159,14-16..(2546). - - . :. .(2542)..: . .(2536). 1. : .Christian,G.D.(2004).Analytical Chemistry.(6thed.).United States of America:John Wiley & Sons,Inc.Harris,D.C.(2001).Exploring Chemical Analysis.(2nded.).New York:W.H.Freeman & company.Skoog,D.A.,West,D.M.& Holler,F.J.(1997).Fundamentals ofAnalytical Chemistry.(7thed.).Fort Worth:HarcourtCollege Publishers.