It is shown that the results of single-calibration-ratio iteration calculating method is better than the single-calibration ratio method and are comparable with KF method and gas-pressure method.

• 实验结果表明，经过改进的气相色谱单点校正因子迭代法明显优于单点校正因子法，与卡尔-费休滴定法、气压法测定结果有可比性。