| 英文名称: | | Naphthalenesulfoic acids,reaction products with formaldehyde,ammonium salts | | Naphthalenesulfoic acids, reaction products with formaldehyde, ammonium salts | | naphthalenesulfonic acids, reaction products with formaldehyde, ammonium salts | | naphthalenesulfonic acids, reaction products withformaldehyde, ammonium salts |
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