Inorganic acids and salts
- Magnesium niobium oxide (MgNb2O6)-Powder
- Ammonium molybdate ((NH4)2MoO4)-Powder
- Ammonium sulfite monohydrate ((NH4)2SO3•H2O)-Crystalline
- Ammonium acetate (NH4CH3COO)- Crystalline
- Magnesium carbonate (MgCO3)-Powder
- Manganese Titanate (Manganese Titanium Oxide) (MnTiO3)-Powder
- Magnesium Aluminate (MgAl2O4)-Powder
- Potassium Tungstate (Potassium Tungsten Oxide) (K2WO4)-Powder
- Potassium titanium oxide (K2TiO3)-Powder
- Potassium Tellurite (K2TeO3)-Powder