1. Amberlite xad resin solid phase extraction coupled on-line to flow injection systems using 4-(2-pyridylazo resorcinol) as reagent for preconcentration and determination of zinc in water
Jintana Klamtet, Wilawan Boonaim and Orapan Songsang

2. Fabrication and characterization of 0.904bi0.5na0.5tio3-0.040bi0.5k0.5tio3-0.056batio3 lead-free ceramics using the combustion technique
Atthakorn Thongtha and Theerachai Bongkarn

3. Grain growth behaviour and mechanical properties of bzt ceramics under various sintering conditions
P. Jarupoom, C. Puchmark, K. Pengpat, S. Eitssayeam, T. Tunkasiri1 and G. Rujijanagul

4. Development of protein assay in natural rubber latex by the designed spectropantonometer
Prinya Masawat and Yuthpong Udnan

5. Tissue culture of bulbophyllum affine lindl.
Chaichan Maneerattanarungroj, Srisangwan Laywisadkul and Anupan Kongbangkerd

6. Stabilization of magnetite nanoparticle with chitosan and chitosan network
Patcharin Kanhakeaw, Metha Rutnakornpituk and Boonjira Rutnakornpituk

7. Species diversity of stingless bees at thung salang luang national park, phitsanulok - phetchabun province
Touchkanin Jongjitvimol

8. A simple and low-cost apparatus for educational use in the experiment of binary solid-liquid phase diagram
Pornsawan Amornsakchai

9. Vegetation of the ground flora in naresuan university, phayao campus
Pranee Nangngam, Preeyanan Saenpote, Watcharasak Makerd and Kridsanatorn Sreepoowiang

10. Dielectric properties of pzt ceramics with various zt contents
Chompoonuch Puchmark