The results showed that relative error at the electrolytic titration and the inverse titration was 2%~10% and -4.5%~8.5% respectively within measured concentration.

• 结果表明，在所测定的质量分数范围内电位滴定法的相对误差为2%25~10%25；反滴定法的相对误差为-4.；5%25~8