568 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
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* | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {4} |
300 | DF | .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11} |
700 | DF | .~.~ Hydroxy containing (H of -OH may be replaced by a Group IA or IIA light metal) {10} |
715 | DF | .~.~.~ Benzene ring containing {8} |
716 | DF | .~.~.~.~ Phenols (H of -OH may be replaced by a Group IA or IIA light metal) {14} |
749 | | .~.~.~.~.~ Purification or recovery {10} |
750 | DF | .~.~.~.~.~.~> From mixture of phenols {1} |
753 | DF | .~.~.~.~.~.~> Of polyhydroxy phenol |
754 | DF | .~.~.~.~.~.~> Of phenol prepared by cleavage of hydroperoxide or other peroxide |
755 | DF | .~.~.~.~.~.~> Of halogen containing phenol |
756 | DF | .~.~.~.~.~.~> Of phenol having acyclic polycarbon hydrocarbyl group bonded directly to the benzene ring |
757 | DF | .~.~.~.~.~.~> Nitrogen or phosphorus containing compound utilized |
758 | DF | .~.~.~.~.~.~> Sorbent material utilized |
759 | DF | .~.~.~.~.~.~> From substance which includes sulfur or a sulfur containing compound |
760 | DF | .~.~.~.~.~.~> From ammoniacal liquor |
761 | DF | .~.~.~.~.~.~> From oil or tar derived from fossil fuel or wood {1} |