利用气相色谱-质谱联用（GC-MS）技术对丁草胺原药中的主要杂质进行定性分析。
The primary impurities in butachlor technical were quantified by gas chromatography-mass spectrometry (GC-MS).
目的为了解新型除草剂仲丁灵原药的毒性及其亚慢性毒性的阈作用剂量和最大无作用剂量，并为长期毒性试验提供充分的毒理学资料。
To explore the sub-chronic toxicity of pdibutalin and the largest ineffective dosage, and provide sufficient toxicological data for long-term toxicological experiments.
原粒杏仁及腰果制造，配以橙皮丁及柠檬丁，味道清新，啖啖香脆。
Made from whole almond and cashew nut, with a taste of crispy crust with an orange and lemon fragrance.
毛细管柱，以邻苯二甲酸二丁酯为内标物，以氢火焰离子化检测器对杀虫剂氯烯炔菊酯原药进行定性定量分析。
A gas chromatographic method for quantitative and qualitative analysis of chlorempenthrin using a HP-5 capillary column and dibutyl phthalate as internal standard was described.
毛细管柱，以邻苯二甲酸二丁酯为内标物，以氢火焰离子化检测器对杀虫剂氯烯炔菊酯原药进行定性定量分析。
A gas chromatographic method for quantitative and qualitative analysis of chlorempenthrin using a HP-5 capillary column and dibutyl phthalate as internal standard was described.
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