3/00 | Use of inorganic ingredients |
3/02 | Use of inorganic ingredients Elements |
3/04 | Use of inorganic ingredients Elements Carbon |
3/06 | Use of inorganic ingredients Elements Sulfur |
3/08 | Use of inorganic ingredients Elements Metals |
3/10 | Use of inorganic ingredients Metal compounds |
3/12 | Use of inorganic ingredients Metal compounds Hydrides |
3/14 | Use of inorganic ingredients Metal compounds Carbides |
3/16 | Use of inorganic ingredients Halogen-containing compounds |
3/18 | Use of inorganic ingredients Oxygen-containing compounds, e.g. metal carbonyls |
3/20 | Use of inorganic ingredients Oxygen-containing compounds, e.g. metal carbonyls Oxides; Hydroxides |
3/22 | Use of inorganic ingredients Oxygen-containing compounds, e.g. metal carbonyls Oxides; Hydroxides of metals |
3/24 | Use of inorganic ingredients Oxygen-containing compounds, e.g. metal carbonyls Acids; Salts thereof |
3/26 | Use of inorganic ingredients Oxygen-containing compounds, e.g. metal carbonyls Acids; Salts thereof Carbonates; Bicarbonates |
3/28 | Use of inorganic ingredients Nitrogen-containing compounds |
3/30 | Use of inorganic ingredients Sulfur-, selenium-, or tellurium-containing compounds |
3/32 | Use of inorganic ingredients Phosphorus-containing compounds |
3/34 | Use of inorganic ingredients Silicon-containing compounds |
3/36 | Use of inorganic ingredients Silicon-containing compounds Silica |
3/38 | Use of inorganic ingredients Boron-containing compounds |