乙醇衍生原位气相色谱定量水体中的甲醛
王磊,国欣,朱子忠,常林

Quantitative analysis of trace amount of formaldehyde in water using ethanol derivative method
Lei Wang,Xin Guo,Zizhong Zhu,Lin Chang
表3 实际样品加标回收实验结果
测定次序123456
测定值/μg68.1768.5167.1967.5366.5866.97
加标量/μg505050505050
加标测定值/μg115.6116.5113.5114.9115.3115.1
加标回收率/%94.8695.9892.6294.7497.4496.26