The analysis results of single-calibration-ratio method, single-calibration-ratio iteration calculating method, Karl Fisher (KF) method and gas-pressure method were compared based on a series of waterborne samples.

• 用改进后的气相色谱法测定了16个水性涂料样品的水含量，对单点校正因子法、单点校正因子迭代法、卡尔－费休滴定法、气压法测定结果进行了比较。