Patsaporn Chalermrom. 2008. Development of test kit for determination of nitrogen dioxide in ambient air using passive sampling technique. Field of Study Environmental Science, Chiang Mai University;
Patsaporn Chalermrom. (2008) Development of test kit for determination of nitrogen dioxide in ambient air using passive sampling technique . Chiang Mai University/Chiang Mai.
Patsaporn Chalermrom. Development of test kit for determination of nitrogen dioxide in ambient air using passive sampling technique. . Chiang Mai:Chiang Mai University, 2008.
Patsaporn Chalermrom. (2008) Development of test kit for determination of nitrogen dioxide in ambient air using passive sampling technique . Chiang Mai University/Chiang Mai.