| 510 / | HD | CLEANING COMPOSITIONS FOR SOLID SURFACES, AUXILIARY COMPOSITIONS THEREFOR, OR PROCESSES OF PREPARING THE COMPOSITIONS |
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| 108 | DF | CLEANING COMPOSITIONS OR PROCESSES OF PREPARING (E.G., SODIUM BISULFATE COMPONENT, ETC.) {21} |
| 109 | DF | .~ For cleaning a specific substrate or removing a specific contaminant (e.g., for smoker's pipe, etc.) {50} |
| 245 | DF | .~.~ For bare metal surface (e.g., degreasing composition, etc.) {9} |
| 269 |  | .~.~.~ Inorganic acid component (e.g., sodium bisulfate, etc.) {2} |
| 270 | DF | .~.~.~.~> With heavy metal containing component |
| 271 | DF | .~.~.~.~> With hydrocarbon or halogen or oxygen containing organic solvent (e.g., alcohol, ester, etc.) |