1.As a solution, toluene and isopropanol are replaced by acetone to determine isocyanate group in polyurethane.
采用丙酮代替甲苯和异丙醇作溶剂，采用二正丁胺滴定法测定聚氨酯中的异氰酸酯基。
2.It has a permanent ink that resists even the harshest chemicals, including formalin, ethanol, isopropanol and xylene.
它拥有永久性的墨水，可以抵御最恶劣的化学试剂包括甲醛、乙醇、异丙醇以及二甲苯。
3.The grafting ratio was not zero when only using ethanol or isopropanol as the solvent for acrylonitrile or acrylamide.
选用乙醇或异丙醇作为单一溶剂时，丙烯腈或丙烯酰胺的接枝率不为零。
4.The grafting ratio is not zero when only using methanol, ethanol or isopropanol as the solvent.
当体积比为零（即选用醇作为单一溶剂）时，丙烯酸或甲基丙烯酸的接枝率不为零。
5.Salt out and distillation process was used to recycle isopropanol from isopropanol wastewater.
采用盐析-蒸馏工艺，从异丙醇废液中回收异丙醇。
6.As the concentration of isopropanol in the mobile phase increases, the capacity factor and the resolution decrease.
随着流动相中异丙醇体积分数的增大，生育酚同系物的容量因子和分离度减小。
7.A uniform inter-connective porous structure is successfully prepared using isopropanol as the nonsolvent.
用异丙醇作非溶剂可得到孔径均一、相互贯通的孔结构。
8.The flour is mixed In a solution of lactic acid In aqueous isopropanol and left to stand.
将面粉与含有异丙醇的乳酸水溶液混合并保持该状态一段时间。
9.and the discharging end is used for discharging the fluid in the isopropanol scrubber as required.
用于根据需要排出异丙醇洗涤器内的流体的排出端。
10.The present invention is an improvement of dewaxing process of isopropanol and urea.
本发明是对尿素异丙醇脱蜡过程的改进。