| 510 / | HD | CLEANING COMPOSITIONS FOR SOLID SURFACES, AUXILIARY COMPOSITIONS THEREFOR, OR PROCESSES OF PREPARING THE COMPOSITIONS |
| 101 | DF | WITH OXYGEN, HALOGEN, SULFUR, OR NITROGEN CONTAINING OR ETHYLENICALLY UNSATURATED COMPONENT WHICH IS A FRAGRANCE OR AROMA ENHANCER (E.G., PERFUME, ORGANOLEPTIC MATERIAL, ETC.) {2} |
| 102 | DF | .~ Ring in the component (e.g., benzene, 5-membered ring, etc.) {3} |
| 103 | | .~.~ Heterocyclic ring |