Tenders for Supply Of 1 Anti Static Self Adhesive Circular Aluminium Oxide Spectro Polishing Paper Grit No 60 For Spectrographic Analysis In Optical Emission Spectrometer, Size Dia 280 Mm With 40 Mm Centre Hole., Make : Metal Power Or Norton Or Similar. 2 Anti Static Self Adhesive Circular Aluminium Oxide Spectro Polishing Paper Grit No 40 For Spectrographic Analysis In Optical Emission Spectrometer, Size Dia 280 Mm With 40 Mm Centre Hole., Make : Metal Power Or Norton Or Similar..