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Environmental Emergency Regulations, 2019 (SOR/2019-51)

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Regulations are current to 2024-11-26 and last amended on 2019-08-24. Previous Versions

SCHEDULE 1(Paragraphs 2(1)(a) and (b), 2(2)(a) to (c), (h) and (i), 3(1)(a) and (b) and (2)(d) and (e), subsections 3(3) and (4), paragraph 4(1)(a), subparagraphs 4(1)(b)(i) and (ii) and paragraphs 7(1)(a) and 15(1)(a) and (b))List of Substances

PART 1

Item	CAS Registry Number	Name of Substance	Concentration (% mass/mass)	Minimum Quantity (tonnes)	Hazard Category (Short Form)
	Column 1	Column 2	Column 3	Column 4	Column 5
1	56-23-5	Tetrachloromethane	10	0.22	A
2	57-14-7	1,1-Dimethylhydrazine	10	6.80	I
3	60-29-7	Ethyl ether	1	4.50	E
4	60-34-4	Methylhydrazine	10	6.80	I
5	67-66-3	Chloroform	10	9.10	I
6	71-43-2	Benzene	1	10	C
7	74-82-8	Methane	1	4.50	E
8	74-83-9	Methyl bromide	10	2.27	I
9	74-84-0	Ethane	1	4.50	E
10	74-85-1	Ethylene	1	4.50	E
11	74-86-2	Acetylene	1	4.50	E
12	74-87-3	Methyl chloride	10	4.50	I
13	74-88-4	Methyl iodide	10	4.50	I
14	74-89-5	Methylamine	1	4.50	E
15	74-90-8	Hydrogen cyanide	10	1.13	I
16	74-93-1	Methyl mercaptan	10	4.50	I
17	74-98-6	Propane	1	4.50	E
18	74-99-7	Methylacetylene	1	4.50	E
19	75-00-3	Ethyl chloride	1	4.50	E
20	75-01-4	Vinyl chloride	1	4.50	E
21	75-02-5	Vinyl fluoride	1	4.50	E
22	75-04-7	Ethylamine	1	4.50	E
23	75-07-0	Acetaldehyde	1	4.50	E
24	75-08-1	Ethyl mercaptan	1	4.50	E
25	75-09-2	Dichloromethane	1	9.10	I
26	75-15-0	Carbon disulfide	10	9.10	I
27	75-18-3	Dimethyl sulfide	1	150	C
28	75-19-4	Cyclopropane	1	4.50	E
29	75-21-8	Ethylene oxide	10	4.50	I
30	75-28-5	Isobutane	1	4.50	E
31	75-29-6	2-Chloropropane	1	4.50	E
32	75-31-0	Isopropylamine	1	4.50	E
33	75-35-4	Vinylidene chloride	1	4.50	E
34	75-37-6	1,1-Difluoroethane	1	4.50	E
35	75-38-7	1,1-Difluoroethylene	1	4.50	E
36	75-44-5	Phosgene	1	0.22	I
37	75-50-3	Trimethylamine	1	4.50	E
38	75-55-8	Propyleneimine	10	4.50	I
39	75-56-9	Methyloxirane	10	4.50	I
40	75-64-9	tert-Butylamine	1	150	C
41	75-74-1	Tetramethyl lead	10	4.50	I
42	75-76-3	Tetramethylsilane	1	4.50	E
43	75-77-4	Trimethylchlorosilane	10	4.50	I
44	75-78-5	Dimethyldichlorosilane	10	2.27	I
45	75-79-6	Methyltrichlorosilane	10	2.27	I
46	76-06-2	Trichloronitromethane	10	2.27	I
47	78-00-2	Tetraethyl lead	10	2.27	I
48	78-78-4	2-Methylbutane	1	4.50	E
49	78-79-5	1,3-Butadiene, 2-methyl-	1	4.50	E
50	78-82-0	Isobutyronitrile	10	9.10	I
51	79-01-6	Trichloroethylene	10	1.13	A
52	79-06-1	2-Propenamide	10	9.10	A
53	79-22-1	Methyl chloroformate	10	2.27	I
54	79-38-9	Trifluorochloroethylene	1	4.50	E
55	80-05-7	Phenol, 4,4’-(1-methylethylidene)bis-	10	4.50	A
56	91-08-7	Toluene-2,6-diisocyanate	10	4.50	I
57	91-20-3	Naphthalene	10	4.50	A
58	91-94-1	3,3’-Dichlorobenzidine	10	1.13	A
59	100-41-4	Ethylbenzene	1	7000	C
60	100-42-5	Styrene	10	4.50	E
61	100-44-7	Benzene, (chloromethyl)-	10	4.50	A
62	104-40-5	p-Nonylphenol	10	1.13	A
63	106-89-8	Oxirane, (chloromethyl)-	10	9.10	I
64	106-97-8	Butane	1	4.50	E
65	106-98-9	1-Butene	1	4.50	E
66	106-99-0	1,3-Butadiene	1	4.50	E
67	107-00-6	Ethylacetylene	1	4.50	E
68	107-01-7	2-Butene	1	4.50	E
69	107-02-8	Acrolein	10	2.27	I
70	107-05-1	Allyl chloride	10	9.10	I
71	107-06-2	1,2-Dichloroethane	10	6.80	I
72	107-07-3	2-Chloroethanol	10	4.50	I
73	107-11-9	Allylamine	10	4.50	I
74	107-12-0	Propionitrile	10	4.50	I
75	107-13-1	Acrylonitrile	10	9.10	I
76	107-15-3	Ethylenediamine	10	9.10	I
77	107-18-6	Allyl alcohol	10	6.80	I
78	107-25-5	Vinyl methyl ether	1	4.50	E
79	107-30-2	Chloromethyl methyl ether	10	2.27	I
80	107-31-3	Methyl formate	1	4.50	E
81	108-05-4	Vinyl acetate	10	6.80	I
82	108-23-6	Isopropyl chloroformate	10	6.80	I
83	108-88-3	Toluene	1	2500	C
84	108-91-8	Cyclohexylamine	10	6.80	I
85	108-95-2	Phenol	10	9.10	I
86	109-61-5	Propyl chloroformate	10	6.80	I
87	109-66-0	Pentane	1	4.50	E
88	109-67-1	1-Pentene	1	4.50	E
89	109-92-2	Vinyl ethyl ether	1	4.50	E
90	109-95-5	Ethyl nitrite	1	4.50	E
91	110-00-9	Furan	10	2.27	I
92	110-49-6	Ethanol, 2-methoxy-, acetate	10	9.10	A
93	110-54-3	Hexane	10	4.50	A
94	110-82-7	Cyclohexane	1	550	C
95	110-89-4	Piperidine	10	6.80	I
96	111-15-9	Ethanol, 2-ethoxy-, acetate	10	9.10	A
97	115-07-1	Propylene	1	4.50	E
98	115-10-6	Dimethyl ether	1	4.50	E
99	115-11-7	2-Methylpropene	1	4.50	E
100	116-14-3	Tetrafluoroethylene	1	4.50	E
101	120-80-9	1,2-Benzenediol	10	4.50	A
102	123-31-9	1,4-Benzenediol	10	0.22	A
103	123-73-9	Crotonaldehyde, (E)-	10	9.10	I
104	123-91-1	1,4-Dioxane	1	9.10	I
105	124-40-3	Dimethylamine	1	4.50	E
106	126-73-8	Phosphoric acid, tributyl ester	10	4.50	A
107	126-98-7	Methylacrylonitrile	10	4.50	I
108	127-18-4	Tetrachloroethylene	10	1.13	A
109	151-56-4	Ethyleneimine	10	4.50	I
110	302-01-2	Hydrazine	10	6.80	I
111	353-42-4	Boron trifluoride dimethyl etherate	10	6.80	I
112	373-02-4	Nickel acetate	10	0.22	A
113	460-19-5	Cyanogen	1	4.50	E
114	463-49-0	Propadiene	1	4.50	E
115	463-51-4	Ketene	1	0.22	I
116	463-58-1	Carbonyl sulfide	1	4.50	E
117	463-82-1	2,2-Dimethylpropane	1	4.50	E
118	504-60-9	1,3-Pentadiene	1	4.50	E
119	506-68-3	Cyanogen bromide	10	4.50	I
120	506-77-4	Cyanogen chloride	10	4.50	I
121	509-14-8	Tetranitromethane	10	4.50	I
122	542-88-1	Bis(chloromethyl) ether	1	0.45	I
123	556-64-9	Methyl thiocyanate	10	9.10	I
124	557-98-2	2-Chloropropene	1	4.50	E
125	563-45-1	3-Methyl-1-butene	1	4.50	E
126	563-46-2	2-Methyl-1-butene	1	4.50	E
127	584-84-9	Toluene-2,4-diisocyanate	10	4.50	I
128	590-18-1	2-Butene, (Z)-	1	4.50	E
129	590-21-6	1-Chloropropene	1	4.50	E
130	594-42-3	Perchloromethyl mercaptan	10	4.50	I
131	598-73-2	Bromotrifluoroethylene	1	4.50	E
132	624-64-6	2-Butene, (E)-	1	4.50	E
133	624-83-9	Methyl isocyanate	10	4.50	I
134	627-20-3	2-Pentene, (Z)-	1	4.50	E
135	630-08-0	Carbon monoxide	10	6.80	I
136	646-04-8	2-Pentene, (E)-	1	4.50	E
137	689-97-4	1-Buten-3-yne	1	4.50	E
138	732-26-3	Phenol, 2,4,6-tris(1,1-dimethylethyl)-	10	0.22	A
139	814-68-6	Acryloyl chloride	10	2.27	I
140	1303-28-2	Arsenic pentoxide	10	0.22	A
141	1306-19-0	Cadmium oxide	10	0.22	A
142	1306-23-6	Cadmium sulfide	10	0.22	A
143	1313-99-1	Nickel oxide	10	0.22	A
144	1314-62-1	Vanadium pentoxide	10	0.22	A
145	1327-53-3	Arsenic trioxide	10	0.22	A
146	1330-20-7	Xylenes	1	8000	C
147	1333-74-0	Hydrogen	1	4.50	E
148	1333-82-0	Chromium trioxide	10	0.22	A
149	2551-62-4	Sulfur hexafluoride	10	9.10	I
150	4109-96-0	Dichlorosilane	1	4.50	E
151	4170-30-3	Crotonaldehyde	10	9.10	I
152	6484-52-2	Ammonium nitrate, solid	60	20	O
153	7439-97-6	Mercury	N/A	1.00	I
154	7440-38-2	Arsenic	10	0.22	A
155	7446-09-5	Sulfur dioxide	10	2.27	I
156	7446-11-9	Sulfur trioxide	10	4.50	I
157	7550-45-0	Titanium tetrachloride	10	1.13	I
158	7616-94-6	Perchloryl fluoride	10	6.80	I
159	7637-07-2	Boron trifluoride	10	2.27	I
160	7646-79-9	Cobalt chloride	10	0.22	A
161	7647-01-0	Hydrogen chloride, anhydrous	10	2.27	I
162	7664-39-3	Hydrogen fluoride, anhydrous	1	0.45	I
163	7664-41-7	Ammonia, anhydrous	10	4.50	I
164	7718-54-9	Nickel chloride	10	0.22	A
165	7719-09-7	Thionyl chloride	10	6.80	I
166	7719-12-2	Phosphorus trichloride	10	6.80	I
167	7723-14-0	Phosphorus	N/A	1.00	I
168	7726-95-6	Bromine	10	4.50	I
169	7775-09-9	Sodium chlorate	10	10	O
170	7775-11-3	Sodium chromate	10	0.22	A
171	7778-43-0	Sodium arsenate, dibasic	10	0.22	A
172	7782-41-4	Fluorine	1	0.45	I
173	7782-50-5	Chlorine	10	1.13	I
174	7783-06-4	Hydrogen sulfide	10	4.50	I
175	7783-07-5	Hydrogen selenide	1	0.22	I
176	7783-60-0	Sulfur tetrafluoride	10	1.13	I
177	7784-34-1	Arsenous trichloride	10	6.80	I
178	7784-42-1	Arsine	1	0.45	I
179	7784-46-5	Sodium arsenite	10	0.22	A
180	7786-81-4	Nickel(II) sulfate	10	0.22	A
181	7789-00-6	Potassium chromate	10	0.22	A
182	7790-98-9	Ammonium perchlorate	1	3.40	O
183	7791-21-1	Dichlorine oxide	1	4.50	E
184	7803-51-2	Phosphine	10	2.27	I
185	7803-52-3	Stibine	10	2.27	I
186	7803-62-5	Silane	1	4.50	E
187	8002-05-9	Petroleum crude oil	1	2500	F
188	8006-14-2	Liquefied natural gas	1	4.50	E
189	8006-61-9	Unleaded gasoline	1	150	C
190	8014-95-7	Sulfuric acid, fuming	N/A	4.50	I
191	8030-30-6	Naphtha	1	50	C
192	10025-78-2	Trichlorosilane	1	4.50	E
193	10025-87-3	Phosphorus oxychloride	10	2.27	I
194	10035-10-6	Hydrogen bromide	10	1.13	I
194	10035-10-6	Hydrogen bromide	10	1.13	I
195	10048-95-0	Sodium arsenate, dibasic, heptahydrate	10	0.22	A
196	10049-04-4	Chlorine dioxide	1	0.45	I
197	10101-97-0	Nickel(II) sulfate, hexahydrate	10	0.22	A
198	10102-43-9	Nitric oxide	10	4.50	I
199	10102-44-0	Nitrogen dioxide	10	1.13	I
200	10108-64-2	Cadmium chloride	10	0.22	A
201	10124-36-4	Cadmium sulfate	10	0.22	A
202	10294-34-5	Boron trichloride	10	2.27	I
203	10588-01-9	Sodium dichromate	10	0.22	A
204	13138-45-9	Nickel nitrate	10	0.22	A
205	13463-39-3	Nickel carbonyl	1	0.45	I
206	13463-40-6	Iron pentacarbonyl	10	1.13	I
207	13478-00-7	Nickel(II) nitrate, hexahydrate	10	0.22	A
208	15699-18-0	Nickel ammonium sulfate	10	0.22	A
209	17540-75-9	Phenol, 2,6-bis(1,1-dimethylethyl)-4-(1-methylpropyl)-	10	0.22	A
210	19287-45-7	Diborane	10	1.13	I
211	20816-12-0	Osmium tetroxide	1	0.22	I
212	25154-52-3	Nonylphenol	10	1.13	A
213	25167-67-3	Butene	1	4.50	E
214	26471-62-5	Toluene diisocyanate	10	4.50	I
215	41556-26-7	Decanedioic acid, bis(1,2,2,6,6-pentamethyl-4-piperidinyl) ester	10	1.13	A
216	64741-47-5	Natural gas condensates, petroleum	1	340	C
217	64741-48-6	Natural gas, petroleum, raw liquid mix	1	4.50	E
218	64741-86-2	Distillates, petroleum, sweetened middle	1	2500	F
219	64741-87-3	Naphtha, petroleum, sweetened	1	4.50	E
220	64742-80-9	Distillates, petroleum, hydrodesulfurized middle	1	2500	F
221	68334-30-5	Fuels, diesel	1	2500	F
222	68476-30-2	Fuel oil, No. 2	1	2500	F
223	68476-31-3	Fuel oil, No. 4	1	2500	F
224	68476-33-5	Fuel oil, residual	1	2500	F
225	68476-34-6	Fuels, diesel, No. 2	1	2500	F
226	68527-27-5	Naphtha, petroleum, full-range alkylate, butane-containing	1	80	C
227	68553-00-4	Fuel oil, No. 6	1	2500	F
228	68919-39-1	Natural gas condensates	1	45	C
229	72102-55-7	Methylium, [4-(dimethylamino)phenyl]bis[4-(ethylamino)-3-methylphenyl]-, acetate	10	0.22	A
230	81741-28-8	Tributyl tetradecyl phosphonium chloride	10	0.22	A
231	84852-15-3	4-Nonylphenol, branched	10	1.13	A
232	86290-81-5	Gasoline (motor fuel)	1	150	C
233	101316-57-8	Distillates, petroleum, hydrodesulfurized full-range middle	1	2500	F
234	128683-25-0	Crude oil, oil sand	1	2500	F

PART 2

Item	CAS Registry Number	Name of Substance	Concentration (% mass/mass)	Minimum Quantity (tonnes)	Hazard Category (Short Form)
	Column 1	Column 2	Column 3	Column 4	Column 5
1	50-00-0	Formaldehyde, solution	10	6.80	I
2	64-19-7	Acetic acid	95	6.80	I
3	74-90-8	Hydrocyanic acid	10	1.13	I
4	79-21-0	Peracetic acid	10	4.50	I
5	1336-21-6	Ammonium hydroxide	20	9.10	I
6	6484-52-2	Ammonium nitrate, solution	81	20	O
7	7647-01-0	Hydrochloric acid	30	6.80	I
8	7664-39-3	Hydrofluoric acid	50	0.45	I
9	7664-41-7	Ammonia solution	20	9.10	I
10	7697-37-2	Nitric acid	80	6.80	I
11	7722-84-1	Hydrogen peroxide	52	3.40	O
12	7738-94-5	Chromic acid	10	0.22	A
13	7778-39-4	Arsenic acid	10	0.22	A
14	7790-94-5	Chlorosulfuric acid	10	2.27	I
15	10035-10-6	Hydrobromic acid	10	1.13	I
15	10035-10-6	Hydrobromic acid	10	1.13	I

Legend:

A
aquatically toxic
C
combustible
E
explosion hazard
F
pool fire hazard
I
inhalation hazard
O
oxidizer that may explode

Date modified:: 2024-12-10