1) Double cropping late rice
二季晚稻
2) Dipentaerythritol
二季戊四醇
1.
crystallization kinetics was studied for dipentaerythritol and pentaerythritol by analyzing the nexus of crystal size and crystal population density and the nexus of crystal growth rate and nucleation rate.
从结晶粒径与晶核数密度关系,晶体生长速率与成核速率关系着手,研究了二季戊四醇和季戊四醇的结晶动力学特性。
2.
A HPLC method for the analysis of weight percentage of dipentaerythritol in samples is developed.
6 0mmLUNA 5 μC1 8色谱柱和示差折光检测器 ,以超纯水为流动相 ,分析样品中二季戊四醇的质量分数 ,获得了满意的效果 ,线性相关系数为 0 9997,变异系数为 0 1%~ 0 3
3) one-year-two-harvest production
一年二季生产
1.
The results of chemical screening experiments indicated that single cyanamide was better than nitrolime for promoting blossom of Kyoho grapevine in the second season of the one-year-two-harvest production.
药剂筛选试验的结果表明,单氰胺比石灰氮更适用于巨峰葡萄一年二季生产过程中第二季催芽,其最适浓度在桂南地区为2。
4) Mid-Plain area with two-time crops
中原春秋二季作区
5) formaldehyde bis(pentaerythritol) acetal(BPMF)
二季戊四醇缩甲醛
6) Fatty acids, C5-10, esters with dipentaerythritol Dipentaerythritol, ester with valeric acid, caproic acid, enanthylic acid, caprylic acid, pelargonic acid, and capric acid
C5-10脂肪酸与二季戊四醇的己酯
参考词条
补充资料:二溴季戊二醇二缩水甘油醚
分子式:
CAS号:
性质:含二溴季戊二醚结构的环氧树脂。相对密度1.56。黏度0.28Pa·s。环氧值(当量/100g)0.385。含溴量38%。固化物热变形温度53℃;拉伸强度66MPa,弯曲强度99MPa;自熄时间1s。由二溴季戊二醇与环氧氯丙烷反应而成。可作阻燃层合材料、阻燃剂、胶黏剂、涂料,用于建筑、航空、船舶和电子电器等领域。
CAS号:
性质:含二溴季戊二醚结构的环氧树脂。相对密度1.56。黏度0.28Pa·s。环氧值(当量/100g)0.385。含溴量38%。固化物热变形温度53℃;拉伸强度66MPa,弯曲强度99MPa;自熄时间1s。由二溴季戊二醇与环氧氯丙烷反应而成。可作阻燃层合材料、阻燃剂、胶黏剂、涂料,用于建筑、航空、船舶和电子电器等领域。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。