Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 6 potx
Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 6 potx
... 2.55 0. 167 0.032 0.2330 39. 16 3.71 0.2 96 0.8587 2 .68 0.1 76 0.035 0.2 267 38. 96 3 .68 0.2 86 " 2 .62 0.170 0.033" 39.15 3 .69 0.292Std. dev. 0. 06 0.0 06 0.002 Std. dev. 0. 16 0.01 0.005CV ... 2 .68 0.04100 150 2 .62 –2 .69 2 .66 0.03300 50 2 .60 –2 .68 2 .64 0.03Glencoe 10 2000 5 .65 6. 05 5.81 0.1540 420 5 .68 –5. 86 5.78 0.07100 150 5.77–5.84 5.80 0.03aFive analyses. SD, standard deviation.Source: ... nitrogen, and sulfur in soils by combustion techniques. In: Soil Analysis: Modern Instrumental Methods, 2d ed. (Smith, K.A., ed.). MarcelDekker, New York, pp. 261 –2 86. Tabatabai, M.A. and Y.M....
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 1 ppt
... 100 16, U.S.A.tel: 21 2 -6 9 6- 9 000; fax: 21 2 -6 8 5-4 540Distribution and Customer ServiceMarcel Dekker, Inc., Cimarron Road, Monticello, New York 12701, U.S.A.tel: 80 0-2 2 8-1 160 ; fax: 84 5-7 9 6- 1 772Eastern ... Hemisphere DistributionMarcel Dekker AG, Hutgasse 4, Postfach 812, CH-4001 Basel, Switzerlandtel: 4 1 -6 1-2 6 0 -6 300; fax: 4 1 -6 1-2 6 0 -6 333World Wide Webhttp://www.dekker.comThe publisher offers discounts ... Volume 6, edited by Jean-Marc Bollag and G. Stotzky Soil Biochemistry, Volume 7, edited by G. Stotzky and Jean-Ma~rc Bollag Soil Biochemistry, Volume 8, edited by Jean-Marc Bollag and...
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 2 docx
... 512 Â512 and 40 96 Â40 96. There are several different types of such so-called charge-transfer devices (CTD), including charge-coupled (CCD), segmentedcharge-coupled (SCD), and charge-injection ... optimization criteriaare signal-to-background ratio and signal-to-noise ratio. In most instances,however, ICP-AES is used as a multielement tool, and therefore compro-mise operating conditions, ... mass-to-charge ratio. For example, if Cu and Pb are to beFigure 10 Schematic diagram of an ICP-MS instrument. (Reproduced withpermission from Sharp, B., in Soil Analysis Modern Instrumental Techniques, ...
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 3 pps
... 1Cyanide solid-state 8 Â10 6 to 10À2Sodium glass 10 6 to 1Fluoridesolid-statecrystal 10 6 to 1 Thiocyanate solid-state5 Â10 6 to 1Source: Data from Thermo-Orion (2001) and from Metrohm ... mgLÀ1Fe CSV 1-Nitroso-2-naphthol, pH 6. 9 À0.53 60 ng LÀ12 mgLÀ1Ni CSV Dimethylglyoxime, pH 8.3 À1.01 10 ngLÀ1 60 mgLÀ1Pb DP-ASV pH 2.8 with HCl À0.5 30 ngLÀ150 mgLÀ1U CSV 8-Hydroxyquinoline, ... 5Â10À7to 1 Iodide solid-state 5 Â10À8to 1Bromide solid-state 5 Â10 6 to 1 Lead solid-state 10 6 to 0.1Cadmium solid-state 10À7to 0.1 Nitrate plastic 7 Â10 6 to 1Calcium plastic 5...
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 5 pptx
... R-PDAH2þPADH2þ2þ2ClÀ,,R-HCO3þNaHCO3R-PDAH2þPDAH2þ2þ2C1ÀSample R-HCO3þMA! R-H þMA!R-H þMA R-PDAH2þMA þ2C1À!R-A þMHCO3R-M þPDAH2þ2þ2C1ÀþAR-A þNaHCO3! R-M þHCl!R-H þMC1 R-M þPDAH2þ2þ2C1À!R-HCO3þNaA R-PDAH2þMC12Suppressor ... R-PDAH2þMC12Suppressor columnEluent R-H þMHCO3! R-OH þHCl!R-Cl þH2O 2R-OH þPDAH2þ2þ2C1À!R-M þH2CO32R-C1 þPDA þ2H2OSample R-H þNaA!R-Na þHAR-OH þMCl!R-C1 þMOH 2R-OH þMC12!R-C1 þM(OH)2aM ¼Na, ... precolumn (AG-3, 3 Â50 mm) and aseparator column (AS-3, 3 Â250 mm), both packed with a low-capacityanion-exchange resin, and a suppressor column (9 Â100 mm) packed with ahigh-capacity cation-exchange...
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 7 pptx
... 200 200 3000 0.7 6. 3 30.7 6. 8Cu 100 160 1040 0.2 13.9 2.0 7.0Ga 100 80 22.1 8.1 11.1 8.7 2.8Nb 200 160 29.4 1.0 2 .6 10.1 1.5Ni 100 160 2390 0.3 7.7 6. 8 8.0Pb 200 100 148 0 .6 4.5 35.2 4.3Rb ... 200 65 5 0.4 3.9 25 .6 2.3Y 100 120 85 0.7 2.0 16. 5 2.0Zn 100 160 1 960 0.3 12.0 3.7 5.8Zr 100 160 194 0.2 7.2 3.0 2.2aSamples were prepared as compressed powder pellets and excited at 60 kV, ... algorithmsbased on these procedures were first introduced by Criss and Birks (1 968 ) and Shiraiwa and Fujino (1 966 , 1974), developed from the so-calledSherman (1955, 1958) equations, but have since been...
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 8 ppsx
... 4,40(50)-bis-t-butyl-cyclohexano-18-crown -6 , a highly selective complexant for Sr2þ, immobilizedon an inert support. The column is washed with 12 column volumes of 8 MHNO3, which removes Ca and ... long-lived isotopes (Landrum et al., 1 969 ; Efurdet al., 19 86; Taylor et al., 1998; Goodall and Lythgoe, 1999). In terms ofultimate sensitivity, counting techniques are usually better than ICP-MS.This ... development of ICP-MS, and there are a number of NAA methods for long-lived radionuclides,principally129I (Muramatsu and Yoshida, 1995; Parry et al., 1995),232Th and 238U (Edgington, 1 967 ; Fakhi...
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 9 docx
... 0.002 067 1 0.2 062 813C/12C Vienna PeeDee Belemnite (V-PDB) 0.0112372 1.1112315N/14N Atmospheric N20.00 367 65 0. 366 334S/32S Canyon Diablo Troilite 0.0450045 4.3 066 33 86 Scrimgeour and ... RstandardAD/H Vienna Standard mean Ocean Water(V-SMOW)0.000155 76 0.0155718O/ 16 O Vienna Standard mean Ocean Water(V-SMOW)0.00200520 0.2001218O/ 16 O Vienna PeeDee Belemnite (V-PDB) ... Krouse, H.P., and Brand, W.A. 1994.On-line sulfur-isotope determination using an elemental analyzer coupled to amass-spectrometer. Anal. Chem. 66 :28 16 2819.Giesemann, A., Weigel, H.J., and Ja¨ger,...
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 10 docx
... 94: 16, 405– 16, 4 16. Scott, A., I. Crichton, and B.C. Ball. 1999. Long-term monitoring of soil gas fluxeswith closed chambers using automated and manual systems. J. Environ. Qual.28: 163 7– 164 3.Silvola, ... carbon and nutrient release and retention inbeech forest gaps, 3. Environmental regulation of soil respiration and nitrousoxide emissions along a microclimatic gradient. Plant Soil 168 / 169 :593 60 0.Brumme, ... Nakadai, Y. Bekku, and T. Mela. 1999. Soil respiration in three soil types in agricultural ecosystems in Finland. ActaAgric. Scand. 49B :65 –74.Kru¨ger, M., P. Frenzel, and R. Conrad. 2001....
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Soil and Environmental Analysis: Modern Instrumental Techniques - Chapter 11 ppsx
... 99: 165 75– 165 83.Gosz, J.R., C.N. Dahm, and P.G. Risser. 1988. Long-path FTIR measurement ofatmospheric trace gas concentrations. Ecology 69 :13 26 1330.Grelle, A. and A. Lindroth. 19 96. Eddy-correlation ... method. Atmos.Environ. 32:3 265 –3274.Moncrieff, J.B., Y. Malhi, and R.L. Leuning. 19 96. The propagation of errors inlong-term measurements of land-atmosphere fluxes of carbon and water.Glob. Change ... different land-use types and the modeled fluxes (based on 3-D footprint and biophysical models). Suchan approach is likely to be of increasing value in the real world wherehomogeneous extensive landscapes...
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