... between heavymetal concentrations in the soil and heavymetal concentrations in vegetables and 2) determine the level of risk associated with exposure to heavy metals through ingestion of contaminated ... studies using plants growing in field-contaminated soil) . Sources of contamination for soils used in these studies included mine tailings (20%), sludge amendments (20%), industrial wastes (20%), ... electroplating, smelting, and ore processing (ATSDR 1994). Mine tailings and drainage from mines can contain high concentrations of zinc (Cobb et al. 2000). The fate and transport of zinc (Zn+2) in...
... those that contain especially primary andsecondary minerals capable of maintaining metals in theircrystalline structures were not considered. Thus, the pres-ence of such metals in the water column ... extracted in fraction 4. Thatorganic fraction, probably with high molar mass, appearedless soluble and more strongly linked to copper, retainingit in the sediment independently of the increase in ... witha porcelain pestle and mortar with the help of a pistil, both in porcelain, immediately after being dried and sieved in a2 mm nylon sieve. The samples obtained were separated,into a total...
... liquid-chromatography of aspirin, salicylate, and salicyluric acid in plasma, with a modification for determining aspirin metabolites in urine. Clin Chem 28:1200–1203 9) Reidl U (1983) Determination of acetylsalicylic ... liquid chromatographic determination of acetylsalicylic acid, salicylic acid, diflunisal, indomethacin, indoprofen and indobufen. Eur J Clin Pharmacol 20:375–378Poisoning cases 350 Acetylsalicylic ... of a rabbit, to which ASA had been administered intravenously 15 min before sampling HPLC analysis of ASA and its metabolites in plasma, tissues and urine 344 Acetylsalicylic acidProcedurei....
... received an intra-gingival injection of Xylocaine™ solution (contain-ing 2 % lidocaine and a small amount of epinephrine) at a dental clinic; the amount of lido-caine hydrochloride salt administered ... injection volume: 1 àL. 1: IS (ketamine); 2: lidocaine; 3: a changed form of MEGX; 4: procaine; 5: mepivacaine; 6: cocaine; 7: tetracaine; 8: bupivacaine; 9: dibucaine.⊡ Figure 8.3Poisoning ... highly soluble in formic acid, soluble in water, slightly soluble in ethanol, relatively insoluble in anhydrous ethanol and almost insoluble in ether; melting point: 148° C.Spinal, epidural,...
... measurements in the SIM mode should be made. In this method, large-volume injection is being realized by combining a wide-bore cap-illary column and a PTV sample-introducing device, resulting in higher ... (1.5 min) → 7 °C/min → 200 °C → 5 °C/min → 330 °C (7 min); interface temperature: 280 °C; injection device: a PTVc splitless high-pressure in- jectiond method, 50 °C (0.01 min) → 250 °C/(min) ... compounds of principal hair dye components. 1: catechol; 2: o-aminophenol; 3: o-phenylenediamine; 4: hydroquinone; 5: p-aminophenol;6: p-phenylenediamine plus resorcinol; 7: m-aminophenol; 8:...
... important tasks in emergency medi-cine; it requires both rapidness and accuracy. In the Japan-shaking poisoning incidents taking place in 1998, such as curry (arsenous acid) poisoning in Wakayama, ... Public Health) 8â Springer-Verlag Berlin Heidelberg 2005I.8 Problems in toxin analysis in emergency medicineBy Makoto NihiraIntroduction e identi cation of a causative toxin is one of the ... analysis should mainly cover these drugs. In this chapter, the author presents some of our analytical system and discusses on prob-lems arising during maintaining the system. 62 Problems in...
... drawn into the gas-tight syringe together with pushing the plunger of the plastic disposable syringe. e gas in the gas-tight syringe is injected into GC.vii. When another injection into GC ... place using city gas containing about 9% CO. However, during recent years, city gas is being replaced by natural gas containing no CO, resulting in drastic decrease of the number of CO poisoning ... carboxyhemoglobin analysis. Forensic Sci Int 48:89–96 11) Sato K, Katsumata Y, Aoki M et al. (1983) A new reagent for the rapid determination of total hemoglobin as hemiglobincyanide in blood containing...
... temperature: 30°C (3 min)→ 25°C/min→ 105°C→ 10°C/min→ 145°C; injection and de-tector temperature: 280°C; carrier gas: He; its ow rate: 0.7 mL/min. e SPME ber is injected into GC in the splitless ... A er 15 min of heating, about 0.6 mL volume of the headspace va-por is drawn into a gas-tight syringe c. Just a er the vapor volume in the syringe is adjusted to 0.3 mLd by pushing the ... stirring and heating at 60°C for 10 min.iiii. A er the exposure, the ber is withdrawn into the needle, and the needle of the syringe is taken out of the vial and immediately injected into...
... plunger -in- needle syringe is designed to be used for injecting as small as 0.1 àL of sample solution with high precision. e authors are using the syringe (code No. 0.5BNR-5) obtained from SGE International ... min) →10 °C/min → 40 °C (10 min) → 20 °C/min → 240 °C; injection temperature: 200 °C; detector temperature: 240 °C; carrier gas: helium; its ow rate: 3 mL/min. e breath gas is injected into ... GC analysis of ethanol in blood and urine using headspace extraction and wide-bore capillary columns; an ultra-sensi-tive analysis of breath ethanol is also given.Determination of ethanol in...
... (oven) temperature: 50 °C (1 min) → 20 °C/min → 200 °C →7 °C/min → 290 °C (8 min); analysis time: 29.4 min; injection mode: splitless; injection tem-perature: 250 °C; injection pressure: about ... available in Japanese markets [2]; it is essential to identify a causative chemical to make the nal clinical diagnosis in a poisoning-suspected case.Since sensitive and simultaneous analysis ... compounds is possible using GC/MS, the method is being widely used for analysis of pesticides for environmental specimens, such as water and soil [3–6]. In this chapter, among main pesticides which...