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Back to Revised Laws of Saint Lucia (2023)

Schedule 1

(Regulation 3)

LIST OF OZONE DEPLETING SUBSTANCES

Annex A: Controlled Substances

Group	Substance	Ozone- Depleting Potential*
Group I
CFCl₃	(CFC-11)	1.0
CF₂Cl₂	(CFC-12)	0.1
C₂F₃C1₃	(CFC-113)	0.8
C₂F₄C1₂	(CFC-114)	1.0
C₂F₅C1	(CFC-115)	0.6
Group II
CF₂BrCl	(halon-1211)	3.0
CF₃Br	(halon-1301)	10.0
C₂FBr₂	(halon-2402)	6.0
* These ozone depleting potentials are estimates based on existing knowledge and will be reviewed and revised periodically.

Group	Substance	Ozone- Depleting Potential
Group I
CF₃C1	(CFC-13)	1.0
C₂FC1₅	(CFC-111)	1.0
C₂F₂C1₄	(CFC-112)	1.0
C₃F1₇	(CFC-211)	1.0
C₃F₂C1₆	(CFC-212)	1.0
C₃F₃C1₅	(CFC-213)	1.0
C₃F₄C1₄	(CFC-214)	1.0
C₃F₅C1₃	(CFC-215)	1.0
C₃F₆C1₂	(CFC-216)	1.0
C₃F₇C1	(CFC-217)	1.0
Group II
CC1₄	carbon tetrachloride	1.1
Group III
C₂H₃C1₃*	1,1,1 –tetrachloride* (methyl chloroform)	0.1
* This formula does not refer to 1,1,2-trichloroethane.

Annex C: Controlled substances

Group	Substance	Number of Isomers	Ozone- Depleting Potential
Group I
CHFCl₂	(HCFC-21)**	1	0.04
CHF₂Cl	(HCFC-22)**	1	0.055
CH₂FCl	(HCFC-31)	1	0.02
C₂HFC1₄	(HCFC-121)	2	0.01-0.04
C₂HF₂C1₃	(HCFC-122)	3	0.02-0.08
C₂HF₃C1₂	(HCFC-123)	3	0.02-0.06
CHC1₂CF₃	(HCFC123)**	-	0.02
C₂HF₄C1	(HCFC-124)	2	0.02-0.04
CHFCICF₃	(HCFC-123)	-	0.022
C₂H₂FC1₃	(HCFC-131)	3	0.007-0.05
C₂H₂F₂C1₂	(HCFC-132)	4	0.008-0.05
C₂H₂F₃C1	(HCFC-133)		0.02-0.06
C₂H₃FC1₂	(HCFC-141)	3	0.005-0.07
CH₃CFC1₂	(HCFC-141b)**	-	0.11
C₂H₃F₂C1	(HCFC-142)	3	0.008-0.07
CH₃CF₂C1	(HCFC-142b)**	-	0.065
C₂H₄FCl	(HCFC-151)	2	0.003-0.005
C₃HFC1₆	(HCFC-221)	5	0.015-0.07
C₃HF₂Cl₅	(HCFC-222)	9	0.01-0.09
C₃HF₃C1₄	(HCFC-223)	12	0.01-0.08
C₃HF₄C1₃	(HCFC-224)	12	0.01-0.09
C₃HF₅C1₂	(HCFC-225)	9	0.02-0.07
CF₃CF₂CHC1₂	(HCFC-225ca)*		0.025
CF₂C1CF₂CHC1F	(HCFC-225cb)*		0.033
C₃HF₆C1	(HCFC-226)	5	0.02-0.10
C₃H₂FC1₅	(HCFC-231)	9	0.05-0.09
C₃H₂F₂C1₄	(HCFC-232)	16	0.008-0.10
C₃H₂F₃C1₃	(HCFC-233)	18	0.007-0.23
C₃H₂F₄C1₂	(HCFC-234)	16	0.01-0.28
C₃H₂F₅C1	(HCFC-235)	9	0.03-0.52
C₃H₃FC1₄	(HCFC-241)	12	0.004-0.09
C₃H₃F₂C1₃	(HCFC-242)	18	0.005-0.13
C₃H₃F₃C1₂	(HCFC-243)	18	0.007-0.12
C₃H₃F₄C1	(HCFC-244)	12	0.009-0.14
C₃H₄FC1₃	(HCFC-251)	12	0.001-0.01
C₃H₄F₂C1₂	(HCFC-252)	16	0.005-0.04
C₃H₄F₃C1	(HCFC-253)	12	0.003-0.03
C₃H₅FC1₂	(HCFC-261)	9	0.002-0.02
C₃H₅F₂C1	(HCFC-262)	9	0.002-0.02
C₃H₆FC₁	(HCFC-271)	5	0.001-0.03
Group II
CHFBr₂		1	1.00
CH₂FBr	(HBFC-22B1)	1	0.74
CH₂FBr		1	0.73
C₂HFBr₄		2	0.3-0.8
C₂HF₂Br₃		3	0.5-1.8
C₂HF₃Br₂		3	0.4-1.6
C₂HF₄Br		2	0.7-1.2
C₂H₂FBr₃		3	0.1-1.1
C₂H₂F₂Br₂		4	0.2-1.5
C₂H₂F₃Br		3	0.7-1.6
C₂H₃FBr₂		3	0.1-1.7
C₂H₃F₂Br		3	0.2-1.1
C₂H₄FBr		2	0.07-0.1
C₃HFBr₆		5	0.3-1.5
C₃HF₂Br₅		9	0.2-1.9
C₃HF₃Br₄		12	0.3-1.8
C₃HF₄Br₃		12	0.5-2.2
C₃HF₅Br₂		9	0.9-2.0
C₃HF₆Br		5	0.7-3.3
C₃H₂FBr₅		9	0.1-1.9
C₃H₂F₂Br₄		16	0.2-2.1
C₃H₂F₃Br₃		18	0.2-5.6
C₃H₂F₄Br₂		16	0.3-7.5
C₃H₂F₅Br		8	0.9-1.4
C₃H₃FBr4		12	0.08-1.9
C₃H₃F₂Br₃		18	0.1-3.1
C₃H₃F₃Br₂		18	0.1-2.5
C₃H₃F₄Br		12	0.3-4.4
C₃H₄FBr₃		12	0.03-0.3
C₃H₄F₂Br₂		16	0.1-1.0
C₃H₄F₃Br		12	0.07-0.8
C₃H₅Br₂		9	0.04-0.4
C₃H₅F₂Br		9	0.07-0.8
C₃H₆FBr		5	0.02-0.7

Annex E: Controlled substance

Group	Substance	Ozone-Depleting Potential
Group I
CH₃Br	methyl bromide	0.6

Annex F: Refrigerants

In this Annex “Refrigerants” mean —

Hydro fluorocarbons (HFCs)

Name	Chemical Name	Formula	ASHRAE#	CAS#	UN#	HS Code
HFC-134a	1,1,1,2-Tetra-fluoroethane	CF₃CH₂F	R-134a	811-97-2	3159
HFC-152a	1,1-Difluoroe-thane	CHF₂CH₃	R-152a	75-37-6
HFC-125	Penta-fluoroe-thane	CF₃CHF₂	R-125	354-33-6
HFC-143a	1.1.1-tri-fluoroethane	CF₃CH₃	R-143a	420-46-2
HFC-32	Difluoro-methane	CH₂F₂	R-32	75-10-5
HFC-23	Trifluoro-methane	CHF₃	R-23	75-46-7
HFC-245fa	1,1,1,3,3-Pentafluo-roproane	CF₃CH₂CHF₂	HFC- 245fa	460-73-1
HFC-1,2, 3,4yf	2,3,3,3-Tet-ra-fluoro-propene	CH₂=CFCF₃	R-1,2,3, 4yf

Hydro fluorocarbons blends (HFCs)

Name	Chemical Name	Formula	ASHR AE#	CAS#	UN#	HS Code
R-404A	R-404A A1/A1		R143a/ 125/134a
R-507A	R-507A		R143a/125
R-407A	R-407A		R32/125/134a
R-407B	R-407B		R32/125/134a
R-407C	R-407C		R32/125/134a
R-410A	R-410A		R32/125
R-508A	R-508A		R23/116
R-508B	R-508B		R23/116

Halon-free Refrigerants

Name	Chemical Name	Formula	ASHRAE#	CAS#	UN#	HS Code
R-717	Ammonia	NH₃	R-717	7664-41-7	1005
R-744	Carbon dioxide	CO₂		124-38-9
R-600	Butane	CH₃CH₂CH₂CH₃		106-97-8
R-600a	Iso-Butane	C₄H10	R-600a	75-28-5	1969
R-290	Propane	C₃H8	R-290	74-98-6	1978