| 562 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
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| * | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {41} |
| 30 | DF | .~ Sulfonic acids or salts thereof (i.e., compounds containing the sulfonate group, -S(=O)(=O)-O- wherein the single bonded oxygen is bonded directly to hydrogen, or to a group IA or IIA light metal or to substituted or unsubstituted ammonium) {15} |
| 37 |  | .~.~ Nitrogen attached directly to the sulfonate sulfur by nonionic bonding (e.g., sulfamic acids, etc.) {3} |
| 38 | DF | .~.~.~> Processes utilizing an inorganic sulfamic acid, or a salt thereof |
| 39 | DF | .~.~.~> Processes of forming the -NH-S(=O)(O=)-O- group, wherein substitution may be made for hydrogen only |
| 40 | DF | .~.~.~> Additional salts having organic nitrogen containing cation |