- Cu (copper) > 99.9% Cu (copper cathode), > 99% Cu
- Au (gold) > 99% Au
- Ag (silver) > 99% Ag
- Sn (tin) > 99.85% Sn
- Pb (lead/galena) > 90% Pb
- Zn (zinc) > 90% Zn
- Cr (chrome) > 99% Cr, > 60% alloy Cr
- Mo (molibdenum) > 99% Mo, > 60% alloy Mo
- Pt (platinum) > 99% Pt
- Al (bauxite) > 99% Al2O3, > 99% Al
- Fe (iron ore) > 94% Fe pig iron, > 80% Fe sponge iron
- Fe (iron sand) > 94% Fe pig iron
- Ni (nickel) > 99% Ni, > 70% Ni mate, > 16% Ni of FeNi saprolite, > 10% Ni of FeNi limonite, 6% Ni of nickel pig iron, > 4% Ni of sponge FeNi
- Mn (manganese) > 98% MnO2, > 60% Mn alloy
- Sb (antimony) > 99% Sb, > 99% Sb2O5
- Calcyte > 96% CaO, > 70%-74% Ca(OH)2, > 98% CaCO3 + density 0.7 g/cc max
- Feldspar > 10% K2O+Na2O, < 1% Fe2O3
- Kaolin :
- Filler : whiteness > 79%, size > 2 micron < 30%, size > 5 micron < 12%, SiO2 46.73%-47.8%, Al2O3 37.3%-38.4%
- Coating : whiteness > 83%, size > 2 micron < 71%, size > 5 micron < 3%, SiO2 46.73%-47.8%, Al2O3 37.3%-38.4%
- Bentonite : bleaching power 25.38%-38.11%
- Zeolit : KTK > 100 meq
- Silica :
- Glass Feed : SiO2 > 80% in cullet
- Gravel Pack : SiO2 > 98.5%, roundness > 60%, spherecity > 70%, dilute in acid < 1.3%, breakable in 5000 psi and -40+70 mesh < 6.2%
- Zircon : (ZrO2+Hf) > 99% and/or U3O8 and ThO2