796-0129
GC Analysis of Diphenylamine and Methoxychlor in Apples on a 14% Cyanopropylphenyl Column after SPE using Supelclean ENVI-Carb
suitable for GC, application for SPE
Synonym(s):
Pesticides in fruits and vegetables
About This Item
technique(s)
gas chromatography (GC): suitable
solid phase extraction (SPE): suitable
test parameters
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 × 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)
detector: MSD, 285 °C
carrier gas: helium
injection: 2 μL splitless
suitability
application for SPE
application(s)
agriculture
food and beverages
SPE tube or plate
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