Simultaneous preconcentration of oxyfluorfen and chlorpyrifos in environmental water samples using spent coffee grounds as SPE sorbents
By: Fasfous, Ismail I.; Rayhan, Suha E.; Dawud, Jamal N.. Jordan Journal of Chemistry. Vol. 7, no. 2 (Jun. 2012), pp.203-220, 18 p.
Subjects: Analysis; Environmental aspects