引发剂为苄醇钾。
第二步，在金属钾催化条件下，使第一步产物缩水甘油醚发生开环加成反应生成双子表面活性剂的中间体低聚二醇。
The second step, the digomeric glycol-intermediate product of Gemini. surfactant was prepared by opening ring reaction of glycide ether in the presence of potassium as catalyst.
蕨菜嫩叶含胡萝卜素、维生素、蛋白质、脂肪、糖、粗纤维、钾、钙、镁、蕨素，蕨甙、乙酰蕨素、胆碱、甾醇此外还含有18种氨基酸等。
Edible Wild Herbs of Cat Pow contains renieratene, vitamin, protein, fat, sugar, crude fiber, potassium, calcium, magnesium, pterosin, acetyl-pterosin, bilineurine , sterine and other 18 amine acids.
以二氧化硅为起始原料，与乙二醇、氢氧化钾反应，生成高活性的五配位硅钾化合物。
High reactive penta-coordinated organic silicon was prepared via the reaction of silica with ethylene glycol and potassium hydroxide.
以硫酸氢钾为催化剂，丁酸和苄醇为原料合成丁酸苄酯。
Benzyl butyrate was synthesized by using potassium bisulfate as the catalyst.
结果表明乙二醇与醋酸钾的混合物是分离甲乙酮水二元恒沸物的理想萃取剂。
The separation of azeotrope of methyl ethyl ketone water has been investigated by extractive distillation using the mixture of ethylene glycol and potassium acetate as an extractant.
主要成分：洋甘菊提取液、VE、乳木果油、天然角鲨烷、鳄梨油、葡聚糖、烷基糖苷、红没药醇、甘草酸二钾、透明质酸钠等。
Main ingredients: chamomile extract, VE, shea butter, natural squalane, avocado oil, hyskon, alkyl glycoside, bisaboll, dimethyl glycyrrhizinate, sodium hyaluronate, etc.
以无定型二氧化硅为起始原料，与乙二醇、氢氧化钾反应，生成高反应活性的五配位硅钾化合物；
A highly reactive penta-coordinate organic silicon complex was prepared by the reaction of natural silica with ethylene glycol in the presence of potassium hydroxide.
目的研究1 -磷酸鞘氨醇(S1P)对豚鼠心室肌细胞动作电位(AP)及电压依赖性钾电流(KV)的作用及其机制。
Objective To investigate the effect and mechanism of sphingosine 1-phosphate (S1P) on action potential (AP) and voltage-dependent potassium current (KV) in isolated guinea pig ventricular myocytes.
方法酶解法分离豚鼠单个心室肌细胞，应用全细胞膜片钳技术研究白藜芦醇对豚鼠单个心室肌细胞钾电流的影响。
Methods Enzyme digestion was performed to isolate single ventricular myocyte of guinea pig and whole-cell patch-clamp technique was used to record potassium current.
课题实验采用以一缩乙二醇作为降解剂、乙酸钾作为催化剂对固体聚氨酯泡沫废料进行降解。
The experiment in this article used diethylene glycol as degradant, potassium acetate as catalyst for degradation of solid polyurethane foams.
结果表明，不同的氮、磷、钾施用水平对曼地亚红豆杉‘Hicksii’盆栽苗和田间栽培苗的生长量、枝叶产量和紫杉醇含量有显著影响，影响效应从大至小依次为氮、磷、钾。
The results show that the different fertilization levels of N, P and K have the remarkable influence on growth quantity, yield of branch and leaf and taxol content of T.
结果表明，不同的氮、磷、钾施用水平对曼地亚红豆杉‘Hicksii’盆栽苗和田间栽培苗的生长量、枝叶产量和紫杉醇含量有显著影响，影响效应从大至小依次为氮、磷、钾。
The results show that the different fertilization levels of N, P and K have the remarkable influence on growth quantity, yield of branch and leaf and taxol content of T.
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