Prapaisri Borisuttichun. 2008. Construction of test kit for determination of sulfur dioxide in ambient air by passive sampling. Field of Study Chemistry, Chiang Mai University;
Prapaisri Borisuttichun. (2008) Construction of test kit for determination of sulfur dioxide in ambient air by passive sampling . Chiang Mai University/Chiang Mai.
Prapaisri Borisuttichun. Construction of test kit for determination of sulfur dioxide in ambient air by passive sampling. . Chiang Mai:Chiang Mai University, 2008.
Prapaisri Borisuttichun. (2008) Construction of test kit for determination of sulfur dioxide in ambient air by passive sampling . Chiang Mai University/Chiang Mai.