Chapter 19 — Summary of Minimum Requirements
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Statutory Documents - IMO Publications and Documents - Resolutions - Maritime Safety Committee - Resolution MSC.370(93) – Amendments to The International Code for The Construction and Equipment of Ships Carrying Liquefied Gases In Bulk (IGC Code) – (Adopted on 22 May 2014) - Annex - Amendments to The International Code for The Construction and Equipment of Ships Carrying Liquefied Gases In Bulk (IGC Code) - Chapter 19 — Summary of Minimum Requirements

Chapter 19 — Summary of Minimum Requirements

Explanatory notes to the summary of minimum requirements
Product name
(column a) 		The product name shall be used in the shipping document for any cargo offered for bulk shipments. Any additional name may be included in brackets after the product name. In some cases, the product names are not identical with the names given in previous issues of the Code.
(column b) Deleted
Ship type
(column c) 		1: Ship type 1G (2.1.2.1)
2: Ship type 2G (2.1.2.2)
3: Ship type 2PG (2.1.2.3)
4: Ship type 3G (2.1.2.4)
Independent tank type C required
(column d) 		Type C independent tank (4.23)
Tank environmental control
(column e) 		Inert: Inerting (9.4)
Dry: Drying (17.7)
- : No special requirements under the Code
Vapour detection
(column f) 		F: Flammable vapour detection
T: Toxic vapour detection
F+T: Flammable and toxic vapour detection
A: Asphixiant
Gauging
(column g) 		I: Indirect or closed (13.2.3.1 and .2)
R: Indirect, closed or restricted (13.2.3.1, .2, .3 and .4)
C: Indirect or closed (13.2.3.1, .2 and .3)
(column h) Deleted
Special requirements
(column i) 		When specific reference is made to chapters 14 and/or 17, these requirements shall be additional to the requirements in any other column.
Refrigerant gases Non-toxic and non-flammable gases

 Unless otherwise specified, gas mixtures containing less than 5% total acetylenes may be transported with no further requirements than those provided for the major components.

a
Product name 		b c
Ship type 		d
Independent tank type C required 		e
Control of vapour space within cargo tanks 		f
Vapour detection 		g
Gauging 		h i
Special requirements
Acetaldehyde   2G/2PG — Inert F + T C   14.4.2, 14.3.3.1, 17.4.1, 17.6.1
Ammonia, anhydrous   2G/2PG — — T C   14.4, 17.2.1, 17.12
Butadiene (all isomers)   2G/2PG — — F + T C   14.4, 17.2.2, 17.4.2, 17.4.3, 17.6, 17.8
Butane (all isomers)   2G/2PG — — F R    
Butane-propane mixture   2G/2PG — — F R    
Butylenes (all isomers)   2G/2PG — — F R    
Carbon Dioxide (high purity)   3G — — A R   17.21
Carbon Dioxide (Reclaimed quality)   3G — — A R   17.22
Chlorine   1G Yes Dry T I   14.4, 17.3.2, 17.4.1, 17.5, 17.7, 17.9, 17.13
Diethyl etherfootnote   2G/2PG — Inert F + T C   14.4.1, 14.4.2, 17.2.6, 17.3.1, 17.6.1, 17.9, 17.10, 17.11.2, 17.11.3
Dimethylamine   2G/2PG — — F + T C   14.4, 17.2.1
Dimethyl Ether   2G/2PG — — F + T C    
Ethane   2G — — F R    
Ethyl Chloride   2G/2PG — — F + T C    
Ethylene   2G — — F R    
Ethylene oxide   1G Yes Inert F + T C   14.4, 17.2.2, 17.3.2, 17.4.1, 17.5, 17.6.1, 17.14
Ethylene oxide-propylene oxide mixtures with ethylene oxide content of not more than 30% by weightfootnote   2G/2PG — Inert F + T C   14.4.2, 17.3.1, 17.4.1, 17.6.1, 17.9, 17.10, 17.18
Isoprenefootnote (all isomers)   2G/2PG — — F R   14.4.2, 17.8, 17.9, 17.11.1
Isoprene (part refined)footnote   2G/2PG — — F R   14.4.2, 17.8, 17.9, 17.11.1
Isopropylaminefootnote   2G/2PG — — F + T C   14.4.1, 14.4.2, 17.2.4, 17.9, 17.10, 17.11.1, 17.15
Methane (LNG)   2G — — F C    
Methyl acetylene-propadiene mixtures   2G/2PG — — F C   17.16
Methyl bromide   1G Yes — F + T R   14.4, 17.2.3, 17.3.2, 17.4.1, 17.5
Methyl chloride   2G/2PG — — F + T C   17.2.3
Mixed C4 Cargoes   2G/2PG — — F + T C   14.4, 17.2.2, 17.4.2, 17.4.3, 17.6, 17.20
Monoethylaminefootnote   2G/2PG — — F + T C   14.4, 17.2.1, 17.3.1, 17.9, 17.10, 17.11.1, 17.15
Nitrogen   3G — — A C   17.17
Pentane (all isomers)footnote   2G/2PG — — F R   17.9, 17.11
Pentene (all isomers)footnote   2G/2PG — — F R   17.9, 17.11
Propane   2G/2PG — — F R    
Propylene   2G/2PG — — F R    
Propylene oxidefootnote   2G/2PG — Inert F + T C   14.4.2, 17.3.1, 17.4.1, 17.6.1, 17.9, 17.10, 17.18
Refrigerant gases   3G — — - R    
Sulphur dioxide   1G Yes Dry T C   14.4, 17.3.2, 17.4.1, 17.5, 17.7
Vinyl chloride   2G/2PG — — F + T C   14.4.1, 14.4.2, 17.2.2, 17.2.3, 17.3.1, 17.6, 17.19
Vinyl ethyl etherfootnote   2G/2PG — Inert F + T C   14.4.1, 14.4.2, 17.2.2, 17.3.1, 17.6.1, 17.8, 17.9, 17.10, 17.11.2, 17.11.3
Vinylidene chloridefootnote   2G/2PG — Inert F + T C   14.4.1, 14.4.2, 17.2.5, 17.6.1, 17.8, 17.9, 17.10
Parent topic: Annex - Amendments to The International Code for The Construction and Equipment of Ships Carrying Liquefied Gases In Bulk (IGC Code)
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