Author

Yoshichika HIRAHARA

Observed names: Hirahara Y, Y Hirahara, YOSHICHIKA HIRAHARA, Yoshichika Hirahara

Observed institutions: Setsunan University, National Institute of Health Sciences, Kobe Quarantine Station, Cabinet Office

OpenAlex ID: A5069635129

Validation of Multiresidue Screening Methods for the Determination of 186 Pesticides in 11 Agricultural Products Using Gas Chromatography (GC)

2005 · Yoshichika Hirahara, Mika Kimura, et al. · Eisei kagaku · 49

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Aqueous photodegradation of fenthion by ultraviolet B irradiation: contribution of singlet oxygen in photodegradation and photochemical hydrolysis

2002 · Yoshichika Hirahara, Hitoshi Ueno, et al. · Water Research · 49

Effect of Citric Acid on Prolonging the Half-life of Dissolved Ozone in Water

2019 · Yoshichika Hirahara, Kazuyoshi Iwata, et al. · Food Safety · 38

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The Identification of Vitamin E Homologues in Medicinal Plant Samples Using ESI(+)-LC-MS3

2012 · Tomoko Inoue, Satoko Tatemori, et al. · Journal of Agricultural and Food Chemistry · 33

Comparative Photodegradation Study of Fenthion and Disulfoton under Irradiation of Different Light Sources in Liquid- and Solid-Phases

2001 · Yoshichika Hirahara, Hitoshi Ueno, et al. · Eisei kagaku · 26

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Survey of Plasticizers in Polyvinyl Chloride Toys

2012 · Yutaka ABE, Miku YAMAGUCHI, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 16

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Analytical methods for SiO2and other inorganic oxides in titanium dioxide or certain silicates for food additive specifications

2011 · Motoh Mutsuga, Kyoko Sato, et al. · Food Additives & Contaminants Part A · 16

Screening Method for the Determination of 199 Pesticides in Agricultural Products by Gas Chromatography/Ion Trap Mass Spectrometry (GC/MS/MS)

2006 · Yoshichika HIRAHARA, Mika KIMURA, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 12

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Studies on Photochemical Behaviors of Pesticides in Environment.

1998 · Yoshichika HIRAHARA, Yasuyoshi SAYATO, et al. · Eisei kagaku · 11

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Photooxidation Mechanism of Fenthion by Singlet Oxygen: Evidence by ESR Analysis with a Selective Spin Trapping Agent.

2003 · Yoshichika Hirahara, Tomofumi Okuno, et al. · Eisei kagaku · 10

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Analysis of BHA, BHT and TBHQ in Chewing Gum by GC and GC/MS

1997 · Mitsue OHTA, Mikako NARITA, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 8

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Discrimination of Plasticizers and Screening of Phthalates in Polyvinyl Chloride Using DART-TOF/MS

2010 · Yutaka ABE, Miku YAMAGUCHI, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 7

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Studies on Behaviors of Decomposition of Pesticides in Environment.

1997 · Yoshichika HIRAHARA, Katsuhiko NAKAMURO, et al. · Eisei kagaku · 7

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Determination of Low-level Pesticide Residues in Agricultural Products by Ion-trap GC/MS/MS

2003 · Tomoko INOUE, Saori SASAKI, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 6

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Distribution of Eight Vitamin E Homologs Found in 81 Plants Using LC-MS3

2017 · Inoue T, Honma S, et al. · Journal of Nutrition & Food Sciences · 4

Test Method for 6 Phthalates in Polyvinyl Chloride

2011 · Yutaka ABE, Motoh MUTSUGA, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 4

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Applicability of GC, GC/MS and Liquid Chromatography with Tandem Mass Spectrometry to Screening for 140 Pesticides in Agricultural Products

2006 · Yoshichika HIRAHARA, Mika KIMURA, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 4

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Analysis of Phenothrin and Its Metabolite 3-Phenoxybenzoic Acid (PBA) in Agricultural Products by GC and Ion-Trap GC/MS

1997 · Yoshichika Hirahara, Yukari Tsumura, et al. · Journal of Food Protection · 4

Simultaneous Determination of Various Pesticides in Rice by Ion-Trap Gas Chromatography/Mass Spectrometric (Chemical Ionization Method) Analysis

1995 · Tomoko MIYOSHI, Yoshichika HIRAHARA, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 4

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Stability of Standard Solution for Pesticides during Storage.

1994 · YOSHICHIKA HIRAHARA, MIKAKO NARITA, et al. · Eisei kagaku · 3

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Comparison for the Simultaneous Determination of Pesticides Residues in Foods by GC and GC/MS

1996 · Masahiro MIYATA, Yoshichika HIRAHARA, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 2

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Simple and Rapid Systematic Determination of Various Pesticides in Brown Rice by Gas Chromatography

1995 · Tomoko ITOYAMA, Yukihiro SEKIGUCHI, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 2

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Effect of a Component from Foods on the Determination of Benfuracarb and Carbosulfan by Gas Chromatography

1995 · Yasuhide TONOGAI, Yumiko NAKAMURA, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 2

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Studies on Systematic Determination of Organophosphorus, Carbamate, Organochlorine and Pyrethroid Pesticides in Polished Rice by Gas Chromatography

1994 · Masahiro MIYATA, Kazumasa KAMAKURA, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 2

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Test Method of Methanol Content in Detergent

2012 · Motoh MUTSUGA, Chiye TATEBE, et al. · Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) · 1

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Works count: 41

Citation count: 330

H-index: 10

I10-index: 10