헤드스페이스_가스크로마토그래피_질량분석법에 의한 체모 중 포름알데하이드 측정법 연구

A gas chromatography/mass spectrometric method was developed for the determination of formaldehyde in hair. 0.3 ㎎ of hair was placed in 10 ㎖ headspace vial. 1.5 mM pentafluorophenylhydrazine solution (pH 2) in 0.03 M phosphoric acid and 20 ㎕ of 500 ㎎/l acetone-d_6 as internal standard were added in vial and sealed tightly with cap. The solution was heated for 30 min at 90℃ in heating block. The ex…