化学

• 氢氧化钠

  Particles were stable in NaOH saturating water solvent.

  共聚物微粒在饱和氢氧化钠水溶液中能长期稳定不沉降。

• 烧碱

农业科学

• 氢氧化钠

  The results showed that the pretreatment of acid/alkali can both enhance suger content of samples,and the effection of vitriol pretreatment were more evident than NaOH;the best concentration of disposal was 0.3%,the time was 6-8 hour.

  结果表明,酸、碱预处理均能使样品中含糖量升高,并且硫酸预处理的效果高于氢氧化钠;硫酸的最佳处理浓度为0.3%、时间为6-8h。