碱液

As caustic solution prewashing of FCC gasoline discharges lots of lye, it is nec essary to improve the process.

用苛碱对汽油进行预碱洗时易产生大量废碱，底消除废提出了用固体碱预处理代替苛碱预碱洗的方法。

A white powder,coarse particles and mealiness ,hardly souble in acidic or alkaline solutions,with stable chemical property and good sintering performance.

外观呈白色粗颗粒或微粉状两种，难溶于酸或碱中，化学能稳定，具有良好的烧结能。

Drag the exposure in the past, solvent and film resin acylamide assiociation, deterring effect, makes it hard to dissolve in alkaline solution.

在曝平以后，阻溶剂与成膜树脂酿成氢键缔合，爆发阻溶息用，使得在碱洋不易凝固。

PVC, Teflon and fluorion diaphragm were found to be better than glass as materials of diaphragm cell for their advantages in corrosion resistance as well as less electric resistance.

以聚氯乙烯、聚四氟乙烯和全氟离子隔膜材料的套管式隔膜具有隔膜亲水强、阻小、耐碱腐蚀、耐高铁酸盐氧化等优点，与平板式隔膜采用的普通玻璃和高硼硅玻璃相比是更加理想的化学合成高铁酸盐的及隔膜材料。