Also, the optimal experiment parameters were investigated.The standard solution of Na2CO3 was determined by the method.The relative standard deviation is 0. 18% , and the rela...

• 用该方法对碳酸钠标准溶液进行测定；测定结果的相对标准偏差为0.；18%25；测定值与理论值的平均相对误差为0