Page 134 - Modern Derivatization Methods for Separation Sciences

Document Página 2 de 2

Fig. 1.3.7.
Equipment for purge and trap of aldehydes: 1, flow meter; 2, 3-way stopcock; 3, 80 °C water
bath; 4, gas washing bottle; 5, water sample; 6, 40°C water bath; 7, bubbler; 8, impinger; 9, trap
solution. [From ref. 25, p. 240, Fig. 1.].

http://emedia.netlibrary.com/nlreader/nlreader.dll?bookid=17968&filename=Page_56.html 30/09/2003