Attention:

Certain features of Sigma-Aldrich.com will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

GC Analysis of Diphenylamine and Methoxychlor in Apples on a 14%Cyanopropylphenyl Column after SPE using Supelclean ENVI-Carb

GC Analysis of Diphenylamine and Methoxychlor in Apples on a 14%Cyanopropylphenyl Column after SPE using Supelclean ENVI-Carb

Conditions

sample preparation SPE (Solid Phase Extraction)
sample/matrix homogenize 50 g sample in 100 mL acetonitrile then add 10 g NaCl and homogenize 5 min
SPE tube/cartridge ENVI-Carb, 500 mg/6 mL
column 14% cyanopropylphenyl polysiloxane, 30 m x 0.25 mm I.D., 0.15 µm (Supelco equivalent, Equity-1701, 28372-U)
oven 70 C (2 min), 25 C/min to 130 C, 2 C/min to 220 C, 10 C/min to 280 C (4.6 min)
carrier gas helium
injection 2 muLsplitless
detector MSD, 285 C

Description

Categories Analytical Chromatography, SPE Applications, GC Applications, Pesticides, Amines
Featured Industry Agriculture
Food and Beverages
suitability application for GC, application for SPE

Materials

     
Related Links