713-1192

Chlorierte Pestizide in Trinkwasser

suitable for GC, application for SPE

Eigenschaften

• Methode(n): gas chromatography (GC): suitable; solid phase extraction (SPE): suitable
• Testparameter: sample preparation: SPE (Solid Phase Extraction); sample/matrix: drinking water spiked with pesticides; SPE tube/cartridge: Supelclean ENVI-18, 500 mg/6 mL (57064); condition: 2 x 6 mL hexane:ethyl ether (1:1); 6 mL methanol; 6 mL DI water; sample addition: 250 mL water sample at 10 mL/min; drying: 10 min with vacuum; elution: 2 x 15 mL hexane:ethyl ether (1:1); eluate post-treatment: concentrate to 2 mL with nitrogen stream; column: 5% Phenyl Polysiloxane, 30 m × 0.25 mm I.D., 0.25 μm (Supelco equivalent, Equity-5, 28089-U); oven: 150 °C (2 min), 10 °C/min to 275 °C; detector: ECD, 310 °C; carrier gas: helium; injection: 1 μL
• Eignung: application for SPE
• Anwendung(en): environmental; food and beverages

Beschreibung

Rechtliche Hinweise

ENVI is a trademark of Sigma-Aldrich Co. LLC

Supelclean is a trademark of Sigma-Aldrich Co. LLC

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