1. Aqueous two-phase extraction for determination of benzoate in rice noodle by spectrophotometry
Wiboon Praditweangkum and Siriporn Mitkosum

2. Influence of temperature on synthesized carbon nanotubes for nh3 gas detection
Worawut Muangrat, Bhuwadol Wanthanchaisaeng and Chaisak Issro

3. Study of effect of trombe walls on indoor conditions of a house model under hot humid climate of thailand
Sumruay Puban and Preeda Chantawong

4. Combustion synthesis
Nopsiri Chaiyo and Naratip Vittayakorn

5. Porous materials?
Pesak Rungrojchaipon

6. Water quality indices: wqi
Busayamas Pimpunchat