Shigehisa Uchiyama

Summary

Affiliation: National Institute of Public Health
Country: Japan

Publications

  1. ncbi Determination of acrolein and other carbonyls in cigarette smoke using coupled silica cartridges impregnated with hydroquinone and 2,4-dinitrophenylhydrazine
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, Wako City, Saitama 351 0197, Japan
    J Chromatogr A 1217:4383-8. 2010
  2. ncbi Reductive amination of aldehyde 2,4-dinitorophenylhydrazones using 2-picoline borane and high-performance liquid chromatographic analysis
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, 2 3 6, Minami, Wako City, Saitama 351 0197, Japan
    Anal Chem 81:485-9. 2009
  3. ncbi Ozone removal in the collection of carbonyl compounds in air
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, 2 3 6 minami, Wako City, Saitama 351 0197, Japan
    J Chromatogr A 1229:293-7. 2012
  4. ncbi Improved measurement of ozone and carbonyls using a dual-bed sampling cartridge containing trans-1,2-bis(2-pyridyl)ethylene and 2,4-dinitrophenylhydrazine-impregnated silica
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health 2 3 6, Minami, Wako City, Saitama 351 0197, Japan
    Anal Chem 81:6552-7. 2009
  5. ncbi Derivatization of carbonyl compounds with 2,4-dinitrophenylhydrazine and their subsequent determination by high-performance liquid chromatography
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, 2 3 6, Minami, Wako City, Saitama 351 0197, Japan
    J Chromatogr B Analyt Technol Biomed Life Sci 879:1282-9. 2011
  6. ncbi A diffusive sampling device for simultaneous determination of ozone and carbonyls
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, Wako City, Saitama, Japan
    Anal Chim Acta 691:119-24. 2011

Detail Information

Publications6

  1. ncbi Determination of acrolein and other carbonyls in cigarette smoke using coupled silica cartridges impregnated with hydroquinone and 2,4-dinitrophenylhydrazine
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, Wako City, Saitama 351 0197, Japan
    J Chromatogr A 1217:4383-8. 2010
    ..This HQ-DNPH-method can be applied for the determination of acrolein and other alpha,beta-unsaturated aldehydes, such as crotonaldehyde, in cigarette smoke...
  2. ncbi Reductive amination of aldehyde 2,4-dinitorophenylhydrazones using 2-picoline borane and high-performance liquid chromatographic analysis
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, 2 3 6, Minami, Wako City, Saitama 351 0197, Japan
    Anal Chem 81:485-9. 2009
    ..40-0.66 and those of the corresponding reduced forms ranged from 0.26-0.41. It was shown that the reductive amination method gave improved HPLC analytical precision because of the absence of isomers...
  3. ncbi Ozone removal in the collection of carbonyl compounds in air
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, 2 3 6 minami, Wako City, Saitama 351 0197, Japan
    J Chromatogr A 1229:293-7. 2012
    ..When using a BPE-scrubber or HQ-scrubber, decomposition of DNPH and DNPhydrazones was not observed at a wide range of relative humidities (3-97%)...
  4. ncbi Improved measurement of ozone and carbonyls using a dual-bed sampling cartridge containing trans-1,2-bis(2-pyridyl)ethylene and 2,4-dinitrophenylhydrazine-impregnated silica
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health 2 3 6, Minami, Wako City, Saitama 351 0197, Japan
    Anal Chem 81:6552-7. 2009
    ..The concentrations of ozone and carbonyls by the improved 2-BPE/DNPH method corresponded with the mean value by an ozone auto analyzer in an air monitoring station and a DNPH cartridge coupled with a KI-ozone scrubbing cartridge...
  5. ncbi Derivatization of carbonyl compounds with 2,4-dinitrophenylhydrazine and their subsequent determination by high-performance liquid chromatography
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, 2 3 6, Minami, Wako City, Saitama 351 0197, Japan
    J Chromatogr B Analyt Technol Biomed Life Sci 879:1282-9. 2011
    ..As a new application using DNPH derivatization, the simultaneous measurement of carbonyls with carboxylic acids or ozone is described in this review...
  6. ncbi A diffusive sampling device for simultaneous determination of ozone and carbonyls
    Shigehisa Uchiyama
    Department of Environmental Health, National Institute of Public Health, Wako City, Saitama, Japan
    Anal Chim Acta 691:119-24. 2011
    ..The calculated sampling rates agree with the experimental values. The DSD-BPE/DNPH method is advantageous because it is simple and allows for the simultaneous analysis of ozone and carbonyls...