Hello all, Can you please give me a company name which sells wafer holders that help protect one side of a Si wafer from KOH (30% conc 80C)? I already know AMMT and Silicet. I am looking for a company located in USA. Thank you in advance Regards Temmuz CEYHAN M.Sc. Student ----------------------------------------------- Dept. of Electrical and Electronics Engineering +90(312)-290-1247 Advanced Research Labs / National Nanotechnology Research Center +90(312)-290-3525 BILKENT UNIVERSITY 06800 ANKARA/TURKEY -----------------