chemically pure reagentCP

英 美
  • [化]化学纯(三级品)试剂
  • chemically adv.用化学;以化学方法
  • pure adj.纯的;纯洁的;纯粹的
    1. Reagent pure phosphato-tungstic acid was prepared by reacting sodium tungstate with dis-odium hydrogen phosphate and acidifying with hydrochloric acid.
      由钨酸钠与磷酸氢二钠反应,再经盐酸酸化制得了试剂级的磷钨酸。