Formaldehyde analysis of seized cosmetic products by HS-GC-MS of methylal, ethoxymethoxymethane, and ethylal derivatives

• Những tác giả chính: Ettore Ferrari Júnior (Tác giả), Lívia Barros Salum (Tác giả), Robiedson Romeiro Damasceno (Tác giả), Bárbara Elisa Pereira Alves (Tác giả), Eloisa Dutra Caldas (Tác giả)
• Định dạng: Sách
• Được phát hành: Universidade de São Paulo, 2022-11-01T00:00:00Z.
• Những chủ đề: article
• Truy cập trực tuyến: Connect to this object online.

Abstract Formaldehyde is a carcinogenic compound used as preservative in cosmetic products. In this study, a derivatization procedure using MeOH, EtOH and HCl (25:25:1), and incubation at 60ºC for 4 hours was optimized, and the derivatized products - methylal, ethoxymethoxymethane (EMM), and ethylal...