 |  |  |
| 15699000 | Octabromodiphenylether (technical mixture) Octabromodiphenylether (technical mixture) | N/A |
| 15705000 | 2,3,4,5,6,7,8,9-Octachlorodecane CP-9 2,3,4,5,6,7,8,9-Octachlorodecane CP-9 | |
| 15710000 | Octachlorostyrene Octachlorostyrene | 29082-74-4 |
| 15710050 | n-Octacosane n-Octacosane|Octacosane | 630-02-4 |
| 15710060 | Octacosanoic acid (Montanic acid) Octacosanoic acid|Montanic acid | 506-48-9 |
| 15710080 | Octacosanoic acid-methyl ester Octacosanoic acid-methyl ester|Methyl octacosanoate | 55682-92-3 |
| 15710090 | 1-Octacosanol 1-Octacosanol | 557-61-9 |
| 15710100 | n-Octadecane n-Octadecane | 593-45-3 |
| 15710110 | Octadecanedioic acid Octadecanedioic acid|1,18-Octadecanedioic acid | 871-70-5 |
| 15710120 | Octadecanoic acid Octadecanoic acid|Stearic acid | 57-11-4 |
| 15710150 | Octadecanoic acid-ethyl ester Octadecanoic acid-ethyl ester|Stearic acid-ethyl ester|Ethyl octadecanoate | 111-61-5 |
| 15710180 | Octadecanoic acid-methyl ester Octadecanoic acid-methyl ester|Stearic acid-methyl ester|Methyl octadecanoate | 112-61-8 |
| 15710300 | 1-Octadecanol 1-Octadecanol|Octadecyl alcohol|Stearylic alcohol | 112-92-5 |
| 15710400 | 1-Octadecene 1-Octadecene | 112-88-9 |
| 15710420 | cis-11-Octadecenoic acid cis-11-Octadecenoic acid | 506-17-2 |
| 15710430 | trans-11-Octadecenoic acid trans-11-Octadecenoic acid|Vaccenic acid | 693-72-1 |
| 15710460 | cis-11-Octadecenoic acid methyl ester cis-11-Octadecenoic acid methyl ester | 1937-63-9 |
| 15710470 | trans-11-Octadecenoic acid methyl ester trans-11-Octadecenoic acid methyl ester | 6198-58-9 |
| 15710700 | Octafluoronaphthalene Octafluoronaphthalene|Perfluoronaphthalene | 313-72-4 |
| 15710900 | Octanal Octanal|Octylaldehyde|Caprylaldehyde | 124-13-0 |
| 15711000 | n-Octane n-Octane | 111-65-9 |
| 15711010 | 1,8-Octanedicarboxylic acid (Decanedioic acid) 1,8-Octanedicarboxylic acid|Decanedioic acid|Sebacinic acid | 111-20-6 |
| 15711030 | 1,8-Octanedicarboxylic acid,bis-methyl ester 1,8-Octanedicarboxylic acid,bis-methyl ester|Dimethylsebacate|Decanedioicacid. | 106-79-6 |
| 15711040 | 1,8-Octanediol 1,8-Octanediol|Octamethyleneglycol | 629-41-4 |
| 15711043 | Octanenitrile Octanenitrile|Octanoic acid nitrile|Heptylcyanide|Caprylic acid nitrile | 124-12-9 |
| 15711050 | Octanoic acid Octanoic acid|Caprylic acid | 124-07-2 |
| 15711070 | Octanoic acid-ethyl ester (Caprylic acid-ethyl ester) Octanoic acid-ethyl ester|Ethyl caprylate|Ethyl octanoate|Caprylic acid-ethyl | 106-32-1 |
| 15711090 | Octanoic acid-methyl ester Octanoic acid-methyl ester|Methyl octanoate|Methyl caprylate | 111-11-5 |
| 15711100 | 1-Octanol 1-Octanol|Octyl alcohol|Caprylalcohol | 111-87-5 |
| 15711200 | 2-Octanol 2-Octanol|Hexyl-methylcarbinol | 123-96-6 |
| 15711250 | 2-Octanone 2-Octanone|Hexyl-methylketone | 111-13-7 |
| 15711260 | 3-Octanone 3-Octanone|Ethyl-pentylketone|Amyl-ethylketone | 106-68-3 |
| 15711280 | n-Octatriacontane n-Octatriacontane | 7194-85-6 |
| 15711300 | 1-Octene 1-Octene | 111-66-0 |
| 15711400 | trans-2-Octene trans-2-Octene | 13389-42-9 |
| 15711500 | Octhilinone Octhilinone|Pancil-T|N-Octylisothiazolinon|2-Octyl-4-isothiazolin-3-one | 26530-20-1 |
| 15711600 | Octogen Octogen|HMX|Tetramethylentetranitramin|Homocyclonite | 2691-41-0 |
| 15711700 | Octylamine Octylamine|n-Octylamine|1-Aminooctane | 111-86-4 |
| 15711800 | n-Octylbenzene n-Octylbenzene|1-Phenyloctane | 2189-60-8 |
| 15712000 | 4-n-Octylphenol 4-n-Octylphenol|4-Octylphenol | 1806-26-4 |
| 15712100 | 4-tert-Octylphenol 4-tert-Octylphenol|4-(1,1,3,3-Tetramethylbutyl)phenol | 140-66-9 |
| 15712200 | 4-tert-Octylphenol acetate 4-tert-Octylphenol acetate | 5454-15-9 |
| 15712800 | 4-Octylphenol-ethoxylate (technical) 4-Octylphenol-ethoxylate (technical)|Igepal CA-210 | 26636-32-8 |
| 15712803 | 4-Octylphenol-di-ethoxylate 4-Octylphenol-di-ethoxylate|OP2EO | N/A |
| 15712805 | 4-Octylphenol-mono-ethoxylate 4-Octylphenol-mono-ethoxylate|OP1EO | N/A |
| 15712810 | 4-Octylphenoxy-acetic acid 4-Octylphenoxy-acetic acid|OP1EC | N/A |
| 15715000 | n-Octyltin-trichloride n-Octyltin-trichloride|n-Octyltrichlorostannane | 3091-25-6 |
| 15715500 | 2-Octyne 2-Octyne|2-Octin | 2809-67-8 |
| 15715700 | 2-Octynoic acid-methyl ester 2-Octynoic acid-methyl ester|Methyl 2-Octynoate|Folione|Methyl heptine carbonate | 111-12-6 |
| 15717000 | Ofloxacin Ofloxacin|Floxin|Oflox|DL-8280|HOE-280|RU-43280 | 82419-36-1 |
| 15718000 | Ofurace Patafol|Vamin | 58810-48-3 |
| 15726000 | Oleandomycin phosphate dihydrate Oleandomycin phosphate, dihydrate | 7060-74-4 |
| 15726200 | Oleandomycin triacetate Oleandomycin triacetate | 2751-09-9 |
| 15727000 | Oleic acid Oleic acid|cis-9-Octadecenoic acid|M-Pede|Savona|Oleate | 112-80-11 |
| 15727060 | Oleic acid-methyl ester Oleic acid-methyl ester|Methyl oleate|Methyl cis-9-octadecenoate | 112-62-9 |
| 15730000 | Omethoate Omethoate (BSI,ISO)|Folimat|Modern|Dimethoate-oxon|Dimethoate-o-analog | 1113-02-6 |
| 15730100 | Omethoate D6 (dimethyl D6) Omethoate D6 | |
| 15735000 | Orange II sodium salt Orange II sodium salt|Acid Orange A|Tropaeolin 000 No. 2|Acid Orange 7 | 633-96-5 |
| 15740000 | Orbencarb Orbencarb (BSI,ISO)|Orthobencarb (JMAF)|Lanray | 34622-58-7 |
| 15745000 | Ormetoprim Ormetoprim|Romet|Ormetoprin | 6981-18-6 |
| 15750000 | Oryzalin Oryzalin (BSI,ISO,ANSI,WSSA)Surflan | 19044-88-3 |
| 15755000 | Oxabetrinil Oxabetrinil (BSI, draft E-ISO, draft F-ISO)|Concep II | 74782-23-3 |
| 15755100 | Oxacillin sodium salt hydrate Oxacillin sodium salt hydrate | 7240-38-2 |
| 15756500 | Oxacycloheptadec-8-en-2-one Oxacycloheptadec-8-en-2-one|Ambrettolid|16-Hydroxy-7-hecadecenic acid lacton|Cyclohexadecenolid | 123-69-3 |
| 15757000 | Oxacyclohexadecan-2-one Oxacyclohexadecan-2-one|Exaltolid|Muskalacton|Pentalid|Thibetolid|Cyclopentadecanolid | 106-02-5 |
| 15757500 | Oxacyclohexadecen-2-one (technical) Oxacyclohexadecen-2-one|Habanolid|Globalide|15-Pentadecenolide|Globalid | 34902-57-3 |
| 15758000 | Oxadiargyl Oxadiargyl (pa ISO)|RP020630|Raft|Topstar|Chipco Raft | 39807-15-3 |
| 15760000 | Oxadiazon Oxadiazon (BSI,ISO,ANSI,WSSA,JMAF)|Ronstar|Doxar|Herbstar | 19666-30-9 |
| 15760500 | Oxadiazon-hydroxy Oxadiazon-hydroxy | N/A |
| 15770000 | Oxadixyl Oxadixyl (BSI,draft E-ISO, draft F-ISO)|Sandofan|Anchor | 77732-09-3 |
| 15775000 | Oxalic acid Oxalic acid | 144-62-7 |
| 15775500 | Oxalic acid, bis-methyl ester Oxalic acid, bis-methyl ester|Dimethyl oxalate|Ethanedioic acid,bis-methylester | 553-90-2 |
| 15780000 | Oxamyl Oxamyl (BSI,ISO,ANSI,ESA)|Oxamil (JMAF)|Vydate|Thioxamyl | 23135-22-0 |
| 15780100 | Oxamyl D3 Oxamyl D3 | |
| 15780500 | Oxamyl-oxime Oxamyl-oxime | 30558-43-1 |
| 15781500 | Oxasulfuron Expert|Dynam | 144651-06-9 |
| 15782000 | Oxaziclomefone Oxaziclomefone(BSI, pa ISO)|MY-100|Patful|Samourai|Thoroughbread|Tredy|Homerun | 153197-14-9 |
| 15783000 | Oxfendazole Oxfendazole | 53716-50-0 |
| 15784000 | Oxibendazole Oxibendazole | 20559-55-1 |
| 15784500 | Oximino-phenyl-acetonitrile Oximino-phenyl-acetonitrile | 825-52-5 |
| 15786000 | Oxine-Copper Oxine-Copper|Okishindo|Quinolate|Quinondo | 10380-28-6 |
| 15788000 | Oxolinic acid Oxolinic acid | 14698-29-4 |
| 15790000 | Oxycarboxin Oxycarboxin (BSI,ISO,ANSI,JMAF)|Plantvax|Carboject|Plantvax | 5259-88-1 |
| 15793000 | Oxyclozanide Oxyclozanide | 2277-92-1 |
| 15793050 | Oxycodone hydrochloride
| 124-90-3 |
| 15800000 | Oxyfluorfen Oxyfluorfen (BSI,ISO,ANSI,WSSA)|Goal|Galigan|Goaldate|Oxygold|Hada F|Koltar | 42874-03-3 |
| 15820000 | Oxytetracycline hydrochloride Oxytetracycline hydrochloride|Toxinal|Geomycin|Aquacycline|Bio-Mycin | 2058-46-0 |