本文以聚矾和磺化聚砜共混物为膜材料，二甲基乙酰胺为溶剂，聚乙烯吡咯啉酮和邻苯二甲酸二甲酯为添加剂配制纺丝液，纺制外压中空纤维超滤膜。
This paper reported the preparation of hollow fiber UF membrane, using PS and SPS as membrane spinning materials, DMA as solvent, PVPand dimethyl phthalate as additives.
本文介绍了抗蚜威与三唑酮复配制剂的气相色谱定量分析方法。用OV - 17为固定液，邻苯二甲酸二丙烯酯为内标物进行气相色谱测定。
In this paper, a method for determination pirimicarb combination with triadimefon by gas chromatography was described, by use OV-17 as stationary phase, propenyl phthalate as internal standard.
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