This page has been archived on the Web

Information identified as archived is provided for reference, research or recordkeeping purposes. It is not subject to the Government of Canada Web Standards and has not been altered or updated since it was archived. Please contact us to request a format other than those available.

Skip booklet index and go to page content

ARCHIVED - Implementation Guidelines for Part 8 of the Canadian Environmental Protection Act, 1999 – Environmental Emergency Plans

Appendix 4 Section 200 - List of Regulated Substances (Alphabetical Order)

(Schedule 1 - Part 1) Flammable Substances
#Substance (English)CAS numberUN numberConcentrationThreshold quantity (tonnes)
1acetaldehyde75-07-010891%4.50
2acetylene74-86-210011%4.50
3ammonium perchlorate7790-98-914421%3.40
4benzene71-43-211141%10.00
5bromotrifluoroethylene598-73-224191%4.50
61,3-butadiene106-99-010101%4.50
7butane106-97-810111%4.50
81-buten-3-yne (vinyl acetylene)689-97-4no number1%4.50
9cis-2-butene (2-butene-cis)590-18-110551%4.50
10trans-2-butene (2-butene-trans)624-64-610551%4.50
111-butene106-98-910121%4.50
122-butene107-01-710551%4.50
13tert-butylamine (2-amino-2-methylpropane)75-64-911251%150.00
14butylene (butene)25167-67-310121%4.50
15carbonyl sulphide (carbon oxysulfide)463-58-122041%4.50
16chlorine monoxide (dichlorine oxide)7791-21-1no number1%4.50
172-chloropropane (isopropyl chloride)75-29-623561%4.50
181-chloropropene (1-chloropropylene)590-21-6no number1%4.50
192-chloropropene (2-chloropropylene)557-98-224561%4.50
20cyanogen460-19-510261%4.50
21cyclohexane110-82-711451%550.00
22cyclopropane75-19-410271%4.50
23dichlorosilane4109-96-021891%4.50
24difluoroethane (1,1-difluoroethane)75-37-610301%4.50
251,1-difluoroethylene (vinylidene fluoride)75-38-719591%4.50
26dimethyl ether (methyl ether)115-10-610331%4.50
27dimethyl sulphide75-18-311641%150.00
28dimethylamine124-40-31032 & 11601%4.50
292,2-dimethylpropane463-82-120441%4.50
30ethane74-84-01035 & 19611%4.50
31ethyl chloride75-00-310371%4.50
32ethyl ether (diethyl ether)60-29-711551%4.50
33ethyl mercaptan75-08-123631%4.50
34ethyl nitrite109-95-511941%4.50
35ethylacetylene107-00-624521%4.50
36ethylamine75-04-71036 & 22701%4.50
37ethylbenzene100-41-411751%7000.00
38ethylene74-85-11038 & 19621%4.50
39gasoline (motor fuel)86290-81-512031%150.00
40hydrogen1333-74-010491%4.50
41hydrogen peroxide7722-84-1201552%3.40
42isobutane75-28-519691%4.50
43isobutylene (2-methylpropene)115-11-710551%4.50
44isopentane (2-methylbutane)78-78-412651%4.50
45isoprene78-79-512181%4.50
46isopropylamine75-31-012211%4.50
47liquefied natural gas8006-14-219721%4.50
48methane74-82-81971 & 19721%4.50
49methyl formate107-31-312431%4.50
502-methyl-1-butene563-46-224591%4.50
513-methyl-1-butene563-45-125611%4.50
52methylacetylene (propyne)74-99-710601%4.50
53methylamine74-89-510611%4.50
54naphtha8030-30-612681%50.00
551,3-pentadiene504-60-9no number1%4.50
56n-pentane (pentane)109-66-012651%4.50
57cis-2-pentene (beta-cis-amylene)627-20-3no number1%4.50
58trans-2-pentene (trans-beta-amylene)646-04-8no number1%4.50
591-pentene109-67-111081%4.50
60propadiene463-49-022001%4.50
61propane74-98-619781%4.50
62propylene115-07-110771%4.50
63silane7803-62-522031%4.50
64sodium chlorate7775-09-9149510%10.00
65tetrafluoroethylene116-14-310811%4.50
66tetramethylsilane75-76-327491%4.50
67toluene108-88-312941%2500.00
68trichlorosilane10025-78-212951%4.50
69trifluorochloroethylene (chlorotrifluoroethylene)79-38-910821%4.50
70trimethylamine75-50-31083 & 12971%4.50
71vinyl chloride75-01-410861%4.50
72vinyl ethyl ether (ethyl vinyl ether)109-92-213021%4.50
73vinyl fluoride75-02-518601%4.50
74vinyl methyl ether107-25-510871%4.50
75vinylidene chloride75-35-413031%4.50
76xylenes1330-20-713071%8000.00


(Schedule 1 - Part 2) Other Hazardous Substances
#Substance (English)CAS numberUN numberConcentrationThreshold quantity (tonnes)
1acrolein107-02-8109210%2.27
2acrylonitrile107-13-1109310%9.10
3acryloyl chloride (acrylyl chloride)814-68-6no number10%2.27
4allyl alcohol107-18-6109810%6.80
5allyl chloride107-05-1110010%9.10
6allylamine107-11-9233410%4.50
7ammonia, anhydrous7664-41-7100510%4.50
8ammonia solution7664-41-72073 & 267220%9.10
9arsenic trichloride (arsenous trichloride)7784-34-1156010%6.80
10arsine7784-42-121881%0.45
11bis(chloromethyl) ether [dichlorodimethyl ether]542-88-122491%0.45
12boron trichloride10294-34-5174110%2.27
13boron trifluoride7637-07-2100810%2.27
14boron trifluoride dimethyl etherate353-42-4296510%6.80
15bromine7726-95-6174410%4.50
16carbon disulphide75-15-0113110%9.10
17carbon monoxide630-08-0101610%6.80
18chlorine7782-50-5101710%1.13
19chlorine dioxide10049-04-4no number1%0.45
20chloroform (trichloromethane)67-66-3188810%9.10
21chloromethyl methyl ether (methyl chloromethyl ether)107-30-2123910%2.27
22chloropicrin (trichloronitromethane)76-06-2158010%2.27
23chlorosulphonic acid7790-94-5175410%2.27
24crotonaldehyde4170-30-3114310%9.10
25cyanogen bromide506-68-3188910%4.50
26cyanogen chloride506-77-4158910%4.50
27cyclohexylamine108-91-8235710%6.80
28diborane19287-45-7191110%1.13
291,2-dichloroethane (ethylene dichloride)107-06-2118410%6.80
30dimethyldichlorosilane (dichlorodimethylsilane)75-78-5116210%2.27
311,1-dimethylhydrazine57-14-7116310%6.80
32epichlorohydrin106-89-8202310%9.10
33ethylene chlorohydrin (2-chloroethanol)107-07-3113510%4.50
34ethylene oxide75-21-8104010%4.50
35ethylenediamine107-15-3160410%9.10
36ethyleneimine151-56-4118510%4.50
37fluorine7782-41-410451%0.45
38formaldehyde, solution50-00-01198 & 220910%6.80
39furan110-00-9238910%2.27
40hydrazine302-01-2202910%6.80
41hydrochloric acid7647-01-0178930%6.80
42hydrofluoric acid7664-39-3179050%0.45
43hydrogen bromide (hydrobromic acid)10035-10-61048 & 178810%1.13
44hydrogen chloride, anhydrous7647-01-02186 & 105010%2.27
45hydrogen cyanide (hydrocyanic acid)74-90-81051 & 1613 & 161410%1.13
46hydrogen fluoride, anhydrous7664-39-310521%0.45
47hydrogen selenide7783-07-522021%0.22
48hydrogen sulphide7783-06-4105310%4.50
49iron pentacarbonyl13463-40-6199410%1.13
50isobutyronitrile78-82-0228410%9.10
51isopropyl chloroformate108-23-6240710%6.80
52ketene463-51-4no number1%0.22
53mercury7439-97-62809NA1.00
54methyl bromide74-83-9106210%2.27
55methyl chloride74-87-3106310%4.50
56methyl chloroformate79-22-1123810%2.27
57methyl iodide74-88-4264410%4.50
58methyl isocyanate624-83-9248010%4.50
59methyl mercaptan74-93-1106410%4.50
60methyl thiocyanate556-64-9no number10%9.10
61methylacrylonitrile126-98-7307910%4.50
62methylhydrazine (monomethyl hydrazine)60-34-4124410%6.80
63methyltrichlorosilane75-79-6125010%2.27
64nickel carbonyl13463-39-312591%0.45
65nitric acid7697-37-22031 & 203280%6.80
66nitric oxide10102-43-9166010%4.50
67nitrogen dioxide10102-44-0106710%1.13
68osmium tetroxide20816-12-024711%0.22
69perchloromethyl mercaptan594-42-3167010%4.50
70perchloryl fluoride (trioxychlorofluoride)7616-94-6308310%6.80
71peroxyacetic acid (peracetic acid)79-21-0310710%4.50
72phenol108-95-21671 & 2312 & 282110%9.10
73phosgene75-44-510761%0.22
74phosphine7803-51-2219910%2.27
75phosphorus oxychloride10025-87-3181010%2.27
76phosphorus trichloride7719-12-2180910%6.80
77phosphorus, white7723-14-02447NA1.00
78piperidine110-89-4240110%6.80
79propionitrile107-12-0240410%4.50
80n-propyl chloroformate (propyl chloroformate)109-61-5274010%6.80
81propylene oxide75-56-9128010%4.50
82propyleneimine75-55-8192110%4.50
83stibine7803-52-3267610%2.27
84sulphur dioxide7446-09-5107910%2.27
85sulphur tetrafluoride7783-60-0241810%1.13
86sulphur trioxide7446-11-9182910%4.50
87sulphuric acid, fuming (oleum)8014-95-71831NA4.50
88tetraethyl lead78-00-2164910%2.27
89tetramethyl lead75-74-1no number10%4.50
90tetranitromethane509-14-8151010%4.50
91thionyl chloride7719-09-7183610%6.80
92titanium tetrachloride7550-45-0183810%1.13
93toluene diisocyanate26471-62-5207810%4.50
94toluene-2,4-diisocyanate584-84-9207810%4.50
95toluene-2,6-diisocyanate91-08-7207810%4.50
96trans-crotonaldehyde123-73-9114310%9.10
97trimethylchlorosilane (chlorotrimethylsilane)75-77-4129810%4.50
98vinyl acetate108-05-4130110%6.80


Date modified: