The Merchant Shipping (Control of Pollution by Noxious Liquid Substances in Bulk) Regulations 1987

Regs 1(2), 2 to 13, 16, 17 and 28

SCHEDULE 1 LIST OF NOXIOUS LIQUID SUBSTANCES CARRIED IN BULK

Substance	UN Number	Pollution Category for operational discharge	Residual concentration (percent by weight)
	I	II	III Outside special areas	IV Within special areas
* UN number 2789 refers to more than 80% solution and 2790 to between 10% and 80% solution.
** UN number refers to 10—35%.
*** UN number 1114 applies to Benzene.
**** UN number 2574 applies to Tricresyl phosphate containing more than 3% ortho-isomer.
Acetaldehyde	1089	C
Acetic acid	2789** 2790**	C
Acetic anhydride	1715	C
Acetone cyanohydrin	1541	A	0.1	0.05
Acetophenone		D
Acetyl chloride	1717	C
Acrylamide solution (50% or less)	2074	D
Acrylic acid	2218	D
Acrylonitrile	1093	B
Adiponitrile	2205	D
Alcohols, C4, C5, C6 mixtures		D
Alcohols, C5, C6 as individual alcohols		D
Alcohols, C7, C8, C9 as individuals and mixtures		C
Alcohols, C10, C11, C12 as individuals and mixtures		B
Alcohol ethoxylate (higher secondary)		D
Alcohol (C13/C15) poly(3—11) ethoxylates		B
Alkyl acrylate vinyl pyridine copolymer in toluene		C
Alkylamine mixtures		C
Alkyl (C9—C17) benzene mixtures (straight or branched chain)		D
Alkyl benzene sulphonate (branched chain)		B
Alkyl benzene sulphonate (straight chain)		C
Alkyl benzene sulphonic acid	2584 2586	C
Allyl alcohol	1098	B
Allyl chloride	1100	B
2-(2-Aminoethoxy) ethanol	3055	D
Aminoethylethanolamine		D
N-Aminoethylpiperazine	2815	D
Ammonia aqueous (28% or less)	2672****	C
Ammonium nitrate solution (93% or less)	2426	D
Ammonium sulphate solution		D
Ammonium sulphide solution (45% or less)	2683	B
Amyl acetate, commercial	1104	C
n-Amyl acetate	1104	C
sec-Amyl acetate	1104	C
n-Amyl alcohol	1105	D
sec-Amyl alcohol	1105	D
Amyl alcohol, primary	1105	D
Aniline	1547	C
Benzaldehyde	C
Benzene and mixtures having 10% benzene or more	1114******	C
Benzene sulphonyl chloride	2225	D
Benzyl acetate		C
Benzyl alcohol		C
Benzyl chloride	1738	B
Butene oligomer		D
n-Butyl acetate	1123	C
sec-Butyl acetate	1123	D
n-Butyl acrylate	2348	D
Butylamine (all isomers)	1125 (normal) 1214 (iso)	C
Butyl benzyl phthalate		A	0.1	0.05
n-Butyl butyrate		B
Butyl/Decyl/Cetyl/Eicosyl methacrylate mixture		D
Butylene glycol		D
1,2-Butylene oxide	3022	C
n-Butyl ether	1149	C
Butyl lactate		D
Butyl methacrylate		D
n-Butyraldehyde	1129	B
Butyric acid	2820	B
gamma-Butyrolactone		D
Calcium alkyl salicylate		D
Calcium chloride solution		D
Calcium hydroxide solution		D
Calcium hypochlorite solution		B
Calcium naphthenate in mineral oil		A	0.1	0.05
Camphor oil	1130	B
Caprolactam		D
Carbolic oil		A	0.1	0.05
Carbon disulphide	1131	A	0.01	0.005
Carbon tetrachloride	1846	B
Cashew nut shell oil (untreated)		D
Castor oil		D
Chloroacetic acid	1750	C
Chloroacetone	1695	C
Chlorobenzene	1134	B
Chloroform	1888	B
1-Chloroheptane		A	0.1	0.05
Chlorohydrins, crude		D
o-Chloronitrobenzene	1578	B
2-Chloropropionic acid	2511	C
3-Chloropropionic acid		C
Chlorosulphonic acid	1754	C
m-Chlorotoluene	2238	B
o-Chlorotoluene	2238	A	0.1	0.05
p-Chlorotoluene	2238	B
Chlorotoluene (mixed isomers)	2238	A	0.1	0.05
Choline chloride solution		D
Citric acid		D
Coal tar naphtha solvent		B
Cobalt naphthenate in solvent naphtha		A	0.1	0.05
Coconut oil		D
Coconut oil, fatty acid methyl ester		D
Cod liver oil		D
Corn oil		D
Cotton seed oil		D
Creosote (coal tar)		C
Creosote (wood)		A	0.1	0.05
Cresol (mixed isomers)	2076	A	0.1	0.05
Cresyl diphenyl phosphate		A	0.1	0.05
Cresylic acid	2022	A	0.1	0.05
Crotonaldehyde	1143	B
Cycloheptane	2241	D
Cyclohexane	1145	C
Cyclohexane/Cyclohexanol mixture		C
Cyclohexanol		C
Cyclohexanone	1915	D
Cyclohexylamine	2357	C
p-Cymene	2046	C
Decahydronaphthalene	1147	D
n-Decaldehyde	B
Decane		D
Decene		B
Decyl acrylate		A	0.1	0.05
Decyl alcohol (all isomers)		B
Diacetone alcohol	1148	D
Dialkyl (C7—C9) phthalates		D
Dialkyl (C9—C13) phthalates		D
Dibenzyl ether		C
Dibutylamine		C
Dibutyl phthalate		A	0.1	0.05
m-Dichlorobenzene		B
o-Dichlorobenzene	1591	B
1,1-Dichloroethane	2362	B
1,2-Dichloroethylene	1150	D
Dichloroethyl ether	1916	B
1,6-Dichlorohexane		B
2,2-Dichloroisopropyl ether	2490	C
Dichloromethane	1593	D
2,4-Dichlorophenol	2021	A	0.1	0.05
2,4-Dichlorophenoxyacetic acid		A	0.1	0.05
2,4-Dichlorophenoxyacetic acid, diethanolamine salt solution		A	0.1	0.05
2,4-Dichlorophenoxyacetic acid, dimethylamine salt (70% or less) solution		A	0.1	0.05
2,4-Dichlorophenoxyacetic acid, triisopropanolamine salt solution		A	0.1	0.05
1,1-Dichloropropane		B
1,2-Dichloropropane	1279	B
1,3-Dichloropropane		B
1,3-Dichloropropene	2047	B
Dichloropropene/Dichloropropane mixtures	B
2,2-Dichloropropionic acid		D
Dichloropropyl ether		B
Diethylamine	1154	C
Diethylaminoethanol	2686	C
Diethylbenzene	2049	C
Diethyl carbonate	2366	D
Diethylene glycol dibutyl ether		D
Diethylene glycol butyl ether acetate		D
Diethylene glycol ethyl ether acetate		D
Diethylene glycol methyl ether		C
Diethylene glycol methyl ether acetate		D
Diethylenetriamine	2079	D
Di(2-ethylhexyl) adipate		D
Di(2-ethylhexyl) phosphoric acid	1902	C
Di(2-ethylhexyl) phthalate		D
Diethyl malonate		C
Diethyl phthalate		C
Diethyl sulphate	1594	B
Diglycidyl ether of Bisphenol A	B
1,4-Dihydro-9,10-dihydroxy anthracene, disodium salt solution		D
Diisobutylamine	2361	C
Diisobutylene	2050	B
Diisobutyl ketone	1157	D
Diisobutyl phthalate		B
Diisodecyl phthalate		D
Diisononyl adipate		D
Diisononyl phthalate		D
Diisopropanolamine		C
Diisopropylamine	1158	C
Diisopropylbenzene (all isomers)		A	0.1	0.05
Diisopropyl naphthalene		D
Dimethyl acetamide		B
Dimethylamine solution (45% or less)	1160	C
Dimethylamine solution (greater than 45% but not greater than 55%)	1160	C
Dimethylamine solution (greater than 55% but not greater than 65%)	1160	C
N,N-Dimethylcyclohexylamine	2264	C
Dimethylethanolamine	2051	D
Dimethylformamide	2265	D
Dimethyl phthalate		C
Dinitrotoluene (molten)	1600	B
Dinonyl phthalate		D
1,4-Dioxane	1165	D
Dipentene	2052	C
Diphenyl/Diphenyl oxide mixtures		A	0.1	0.05
Diphenyl ether		A	0.1	0.05
Diphenylmethane diisocyanate	2489	B
Diphenyl oxide/Diphenyl ether mixture		A	0.1	0.05
Di—n-propylamine	2383	C
Dipropylene glycol methyl ether		D
Ditridecyl phthalate		D
Diundecyl phthalate		D
Divinyl acetylene		D
Dodecane		D
Dodecene (all isomers)		B
Dodecyl alcohol		B
Dodecylbenzene		C
Dodecyl diphenyl oxide disulphonate solution		B
Dodecylphenol		A	0.1	0.05
Epichlorohydrin	2023	C
Ethanolamine	2491	D
2-Ethoxyethanol	1171	D
2-Ethoxyethyl acetate	1172	C
Ethyl acetate	1173	D
Ethyl acetoacetate		D
Ethyl acrylate	1917	B
Ethylamine	1036	C
Ethylamine solutions (72% or less)	2270	C
Ethyl amyl ketone	2271	C
Ethylbenzene	1175	C
N-Ethylbutylamine	C
Ethylcyclohexane	D
N-Ethylcyclohexylamine		D
Ethylene chlorohydrin	1135	C
Ethylene cyanohydrin		D
Ethylenediamine	1604	C
Ethylenediamine, tetraacetic acid, tetrasodium salt solution		D
Ethylene dibromide	1605	B
Ethylene dichloride	1184	B
Ethylene glycol		D
Ethylene glycol methyl butyl ether		D
Ethylene glycol acetate		D
Ethylene glycol butyl ether acetate		D
Ethylene glycol methyl ether	1188	D
Ethylene glycol methyl ether acetate	1189	D
Ethylene glycol phenyl ether		D
Ethylene glycol phenyl ether/Diethylene glycol phenyl ether mixture		D
Ethylene oxide/Propylene oxide mixtures with an ethylene oxide content of not more than 30% by weight	2983	D
2-Ethylhexanoic acid		D
2-Ethylhexyl acrylate		D
2-Ethylhexylamine	2276	B
Ethylidene norbornene		B
Ethyl lactate	1192	D
Ethyl methacrylate	2277	D
o-Ethyl phenol		A	0.1	0.05
2-Ethyl-3-propylacrolein		B
Ethyltoluene		B
Fatty alcohols (C12—C20)		B
Ferric chloride solution	2582	C
Ferric hydroxyethyl ethylenediamine triacetic acid, trisodium salt solution		D
Fish oil		D
Formaldehyde solutions (45% or less)	1198 2209	C
Formamide		D
Formic acid	1779	D
Fumaric adduct of rosin, water dispersion		B
Furfural	1199	C
Furfuryl alcohol	2874	C
Glutaraldehyde solutions (50% or less)		D
Glycidyl ester of C10 tryalkyl acetic acid		B
Ground nut oil		D
Heptanoic acid		D
Heptanol (all isomers)		C
Heptene (mixed isomers)		C
Heptyl acetate		B
Hexahydrocymene		C
Hexamethylenediamine solution	1783	C
Hexamethylenediamine adipate (50% in water)		D
Hexamethyleneimine	2493	C
1-Hexanol	2282	D
1-Hexene	2370	C
Hexyl acetate	1233	B
Hydrochloric acid	1789	D
Hydrogen peroxide solutions (over 60% but not over 70%)	2015	C
Hydrogen peroxide solutions (over 8% but not over 60%)	2014 2984	C
2-Hydroxyethyl acrylate		B
N-(Hydroxyethyl) ethylene diamine triacetic acid, trisodium salt solution		D
Iron chloride, copper chloride mixture		A	0.1	0.05
Isoamyl acetate	1104	C
Isoamyl alcohol	1105	D
Isobutyl acetate	1213	C
Isobutyl acrylate	2527	D
Isobutyl formate	2393	D
Isobutyl formate/Isobutanol mixtures		C
Isobutyl methacrylate	2283	D
Isobutyraldehyde	2045	C
Isodecaldehyde		C
Isodecyl acrylate		A	0.1	0.05
Isononanoic acid		D
Isooctane	1262	D
Isopentane	1265	D
Isophorone		D
Isophorone diamine	2289	D
Isophorone diisocyanate	2290	B
Isoprene	1218	C
Isopropanolamine		C
Isopropylamine	1221	C
Isopropylbenzene	1918	B
Isopropyl cyclohexane		D
Isopropyl ether	1159	D
Isovaleraldehyde	2058	C
Lactic acid		D
Lactonitrile solution (80% or less)		B
Latex (ammonia inhibited)		D
Linseed oil		D
Maleic anhydride	2215	D
Mercaptobenzothiazol, sodium salt solution		B
Mesityl oxide	1229	D
Methacrylic acid	2531	D
Methacrylic resin in 1,2-Dichloroethane solution		D
Methacrylonitrile		B
Methanethiol		A	0.1	0.05
3-Methoxybutyl acetate	2708	D
Methyl acrylate	1919	C
Methylamine solutions (42% or less)	1235	C
Methylamyl acetate	1233	C
Methylamyl alcohol	2053	C
Methyl amyl ketone	1110	C
Methyl benzoate	2938	B
Methyltert-butyl ether	2398	D
2-Methyl butyraldehyde		C
4,4'-Methylene dianiline and its higher molecular weight polymers/o-Dichlorobenzene mixtures		B
Methylethanolamine		C
2-Methyl-6-ethylaniline	C
Methyl ethyl ketone	1193	D
2-Methyl-5-ethyl pyridine	2300	B
Methyl formate	1243	D
Methyl isobutyl ketone	1245	D
Methyl methacrylate	1247	D
alpha-Methylnaphthalene	A	0.1	0.05
beta-Methylnaphthalene		A	0.1	0.05
Methyl naphthalene		A	0.1	0.05
2-Methyl-1-pentene	2288	C
Methylpropyl ketone	1249	D
2-Methylpyridine	2313	B
4-Methylpyridine	2313	B
N-Methyl-2-pyrrolidone		B
Methyl salicylate		B
alpha-Methylstyrene	2303	A	0.1	0.05
Morpholine	2054	D
Motor fuel anti-knock compounds	1649	A	0.1	0.05
Naphthalene (molten)	2304	A	0.1	0.05
Naphthenic acids		A	0.1	0.05
Neodecanoic acid		B
Nitrating acid (mixture of sulphuric and nitric acids)	1796	C
Nitric acid (less than 70%)	2031	C
Nitric acid (70% and over)	2031	C	2032
Nitrilotriacetic acid, trisodium salt solution		D
Nitrobenzene	1662	B
Nitroethane	2842	D
Nitromethane	1261	D
o-Nitrophenol (molten)	1663	B
1-or 2-Nitropropane	2608	D
Nitropropane (60%)/Nitroethane (40%) mixture	1993	D
Nitrotoluenes	1664	C
Nonane	1920	D
Nonanoic acid		D
Nonene		B
Nonyl alcohol		C
Nonylphenol		A	0.1	0.05
Nonylphenol poly (4—12) ethoxylates		B
9,12-Octadecadienoic acid (Linoleic acid)		D
9,12,15-Octadecatrienoic acid (Linolenic acid)		D
Octane	1262	D
Octanol (all isomers)		C
Octene (all isomers)		B
n-Octyl acetate		D
Octyl decyl phthalate		D
Olefins, straight chain, mixtures		B
Olefins (C6—C8 mixtures)		B
alpha Olefins (C6—C18 mixtures)		B
Oleic acid		D
Oleum	1831	C
Olive oil		D
Oxalic acid (10—25%)		D
Palm nut oil		D
Palm oil		D
Palm oil, methyl ester		D
Palm stearin		D
n-Paraffins (C10-C20)		D
Paraldehyde	1264	C
Pentachloroethane	1669	B
1,3-Pentadiene		C
Pentaethylenehexamine/Tetraethylenepentamine mixture		D
n-Pentane	1265	C
1-Pentanol	1105	D
2-Pentanol	1105	D
3-Pentanol	1105	D
Pentene (all isomers)		C
Perchloroethylene	1897	B
Phenol	2312	B
1-Phenyl-1-xylyl ethane		C
Phosphoric acid	1805	D
Phosphorus, yellow or white	2447	A	0.01	0.005
Phosphorus oxy-chloride	1810	D
Phosphorus trichloride	1809	D
Phthalic anhydride	2214	C
Pinene	2368	A	0.1	0.05
Polyalkylene glycol butyl ether		D
Polyethylene polyamines	2734 2735	C
Polymethylene polyphenyl isocyanate	2206 2207	D
Polypropylene glycols		D
Potassium hydroxide solution	1814	C
Potassium silicate solution		D
n-Propanolamine		C
beta-Propiolactone		D
Propionaldehyde	1275	D
Propionic acid	1848	D
Propionic anhydride	2496	C
Propionitrile	2404	C
n-Propyl acetate	1276	D
n-Propyl alcohol	1274	D
n-Propylamine	1277	C
n-Propyl benzene	2364	C
n-Propyl chloride	1278	B
Propylene dimer		C
Propylene glycol ethyl ether		D
Propylene glycol methyl ether		D
Propylene oxide	1280	D
Propylene trimer	2057	B
Pyridine	1282	B
Rape seed oil		D
Rice bran oil		D
Rosin		A	0.1	0.05
Rosin soap (disproportionated) solution		B
Safflower oil		D
Sesame oil		D
Silicon tetrachloride	1818	D
Sodium aluminate solution	1819	C
Sodium borohydride (15% or less)/Sodium hydroxide solution		C
Sodium dichromate solution (70% or less)		B
Sodium hydrogen sulphite solution	2693	D
Sodium hydrosulphide solution (45% or less)	2949	B
Sodium hydrosulphide/Ammonium sulphide solution		B
Sodium hydroxide solution	1824	D
Sodium hypochlorite solution (15% or less)	1791	B
Sodium nitrite solution	1577	B
Sodium silicate solution		D
Sodium sulphide solution	1849	B
Sodium sulphite solution		C
Soya bean oil		D
Sperm oil		D
Styrene monomer	2055	B
Sulphuric acid	1830	C
Sulphuric acid, spent	1832	C
Sulphurous acid	1833	C
Sunflower oil		D
Tall oil, crude and distilled		A	0.1	0.05
Tall oil fatty acid (resin acids less than 20%)		C
Tall oil soap (disproportionated) solution		B
Tallow		D
Tannic acid		C
Tetrachloroethane	1702	B
Tetraethylenepentamine	2320	D
Tetrahydrofuran	2056	D
Tetrahydronaphthalene		C
1,2,3,5-Tetramethyl benzene		C
Titanium tetrachloride	1838	D
Toluene	1294	C
Toluenediamine	1709	C
Toluene diisocyanate	2078	C
o-Toluidine	1708	C
Tributyl phosphate		B
1,2,4-Trichlorobenzene	2321	B
1,1,1-Trichloroethane	2831	B
1,1,2-Trichloroethane	B
Trichloroethylene	1710	B
1,2,3-Trichloropropane		B
1,1,2-Trichloro-1,2,2-trifluoroethane		C
Tricresyl phosphate (containing less than 1% ortho-isomer)		A	0.1	0.05
Tricresyl phosphate (containing 1% or more ortho-isomer)	2574********	A	0.1	0.05
Triethanolamine		D
Triethylamine	1296	C
Triethylbenzene		A	0.1	0.05
Triethylene glycol methyl ether		D
Triethylenetetramine	2259	D
Triethyl phosphate		D
Triisopropanolamine		D
Trimethylacetic acid		D
Trimethylamine		C
1,2,3-Trimethylbenzene		B
1,2,4-Trimethylbenzene		B
1,3,5-Trimethylbenzene	2325	B
Trimethylhexamethylene diamine (2,2,4-and 2,4,4-isomers)	2327	D
Trimethylhexamethylene diisocyanate (2,2,4-and 2,4,4-isomers)	2328	B
Trimethylol propane polyethyoxylate		D
2,2,4-Trimethyl-1,3-pentanediol-1-isobutyrate		C
Tripropylene glycol methyl ether		D
Trixylyl phosphate		A	0.1	0.05
Tung oil		D
Turpentine	1299	B
Undecane	2330	D
1-Undecene		B
Undecyl alcohol		B
Urea, ammonium nitrate solution		D
Urea, ammonium phosphate solution		D
Urea, ammonium nitrate solution (containing aqua ammonia)		C
n-Valeraldehyde	2058	D
Vinyl acetate	1301	C
Vinyl ethyl ether	1302	C
Vinylidene chloride	1303	B
Vinyl neodecanoate		C
Vinyl toluene	2618	A	0.1	0.05
White spirit, low (15—20%) aromatic	1300	B
Xylene	1307	C
Xylenol	2261	B