All articles with the keyword: chlorpyrifos

An improved method for the determination of chlorphyrifos in palm oil matrices using gas chromatography
Vol. 24  2012 August p.  1404-1411
Author(s): HALIMAH Muhamad* ; OSMAN Hassan ** ; TAN Yew Ai* ; ISMAIL, B.S. **
Downward movement of chlorpyrifos in the soil of an oil palm plantation in Sepang, Selangor, Malaysia
Vol. 22  2010 April p.  721-728
Author(s): HALIMAH Muhamad * ; TAN Yew Ai * ; ISMAIL Sahid ** ; NASHRIYAH Mat +
Determination of chlorpyrifos in refined palm olein by GC-FPD and GC-ECD
Vol. 11 No. 2  1999 Dec p.  89-97
Author(s): HALIMAH, M*; OSMAN, H*; AINIE, K*; TAN, Y A*; M D PAUZI, A**