I am a research student and I need Na-Y and Na-A type synthetic Zeolite for my research purpose. The sample may be 1/2 Kg each, Pore size 4A,5A of both, particle size 2-6mm. <br><br>Thanks<br><br>Priority Reseach Centre for Energy<br>The University of Newcastle<br>University Drive- Callaghan<br>NSW - 2308