Hazardous Chemical Information System (HCIS)



Hazardous Chemical Details

Cas Number 75-21-8
Chemical Name ethylene oxide
Chemical Synonym oxirane
Hazard Category Gases under pressure
Flammable gas – category 1
Acute toxicity – category 4
Acute toxicity – category 3
Carcinogenicity – category 1B
Germ cell mutagenicity – category 1B
Skin corrosion – category 1B
Specific target organ toxicity (repeated exposure) – category 1
Skin sensitisation – category 1
Hazard Statement H220 (Extremely flammable gas)
H302 (Harmful if swallowed)
H331 (Toxic if inhaled)
H350 (May cause cancer)
H340 (May cause genetic defects)
H314 (Causes severe skin burns and eye damage)
H372 (Causes damage to organs through prolonged or repeated exposure if inhaled)
H317 (May cause an allergic skin reaction)
Pictogram Pictogram of Gas Cylinder GHS04 (Gas Cylinder)
Pictogram of 
Flame
GHS02 ( Flame )
Pictogram of Skull and Crossbones GHS06 (Skull and Crossbones)
Pictogram of Health Hazard GHS08 (Health Hazard)
Pictogram of Corrosion GHS05 (Corrosion)
Signal Word Danger
Cut-offs
Notes U (When put on the market gases should be classified as ‘Gases under pressure’, in one of the groups compressed gas, liquefied gas, refrigerated liquefied gas or dissolved gas. The group depends on the physical state in which the gas is packaged and therefore has to be assigned case by case.)
8 (The tables in schedule 6 of the WHS regulations replace some tables in the GHS, this may affect the cut off concentrations for this chemical.)
Sources N (The classification information for this entry was provided by the National Industrial Chemical Notification and Assessment Scheme)
EU (Classification information for chemical is taken from the European Union’s Classification, Labelling and Packaging (CLP) Regulation.)

Hazardous Chemical History

Date Description
09/05/2018 Synonym modified from
[ oxirane]
to
[ oxirane]
Hazard Category modified from
[HC020:Gases under pressure,
HC009:Flammable gas – category 1,
HC101:Carcinogenicity – category 1B,
HC097:Germ cell mutagenicity – category 1B,
HC086:Eye irritation – category 2,
HC110:Specific target organ toxicity (single exposure) – category 3,
HC083:Skin irritation – category 2,
HC061:Acute toxicity – category 3]

to
[HC020:Gases under pressure,
HC009:Flammable gas – category 1,
HC062:Acute toxicity – category 4,
HC061:Acute toxicity – category 3,
HC101:Carcinogenicity – category 1B,
HC097:Germ cell mutagenicity – category 1B,
HC081:Skin corrosion – category 1B,
HC111:Specific target organ toxicity (repeated exposure) – category 1,
HC092:Skin sensitisation – category 1]

Pictogram modified from
[GHS02,GHS04,GHS06,GHS08]
to
[GHS04,GHS02,GHS06,GHS08,GHS05]
Hazard Statement modified from
[H220 Extremely flammable gas;
H350 May cause cancer;
H340 May cause genetic defects;
H331 Toxic if inhaled;
H319 Causes serious eye irritation;
H335 May cause respiratory irritation;
H315 Causes skin irritation]
to
[H220 ;
H302 ;
H331 ;
H350 ;
H340 ;
H314 ;
H372 Causes damage to organs through prolonged or repeated exposure if inhaled;
H317 ]
Notes modified from
[8]
to
[U,8]
Sources modified from
[EU]
to
[N,EU]
25/11/2016 Hazard Category modified from
[HC020:Gases under pressure,
HC009:Flammable gas – category 1,
HC101:Carcinogenicity – category 1B,
HC097:Germ cell mutagenicity – category 1B,
HC086:Eye irritation – category 2,
HC110:Specific target organ toxicity (single exposure) – category 3,
HC083:Skin irritation – category 2]

to
[HC020:Gases under pressure,
HC009:Flammable gas – category 1,
HC101:Carcinogenicity – category 1B,
HC097:Germ cell mutagenicity – category 1B,
HC086:Eye irritation – category 2,
HC110:Specific target organ toxicity (single exposure) – category 3,
HC083:Skin irritation – category 2,
HC061:Acute toxicity – category 3]
23/06/2016 Chemical Added