TY - GEN AU - Ma,L X AU - Chen,J P AU - Zhang,Q AU - Liang,X M TI - [Determination of impurities in a technical chlorpyrifos by gas chromatography with atomic emission detection] SN - 1000-8713 PY - 2003///1104 KW - Chlorpyrifos KW - analysis KW - Chromatography, Gas KW - methods KW - Insecticides KW - Spectrum Analysis N1 - Publication Type: English Abstract; Journal Article ER -