CERTIFICATE OF ANALYSIS DETAILS OF SAMPLE Sample Name: :-Potash feldspar Date:- 08-05-2021 Physical Form: :-Chips Physical Size: :-(0-5MM) Sample Qty. : :-1 kgs Sample packing: :-Polythene bag A. CHEMICAL ANALYSIS (based on XRF) Sr.No. Chemical Properties Compounds Result in % 1. Silica SiO2 % 72.42 2. Titanium Dioxide TiO2 % 0.04 3. Alumina Al2O3 % 15.95 4. Ferric Oxide Fe2O3 % 0.115 5. Calcium Oxide CaO % 0.22 6. Magnesium Oxide MgO % 0.12 7. Potash K2O % 8.12 8. Soda Na2O % 3.01 9. Total Alkalies K2O% +Na2O% 11.13 10 Total 100.00 B. PHYSICAL ANALYSIS PHYSICAL PROPERTIES Name of Test Result in% 11. Physical Appearance colour white/pink 12. Physical Appearance of Fired Sample colour white 13. Firing Colour at 12200C colour white 14. Fired Values at 12200C L*- Value - 81.62 a*- Value - 0.94 b*- Value - 7.00 15. Firing Whiteness (WN) - 58.80