Note: Ingredients listed on restricted chemical lists
EC/CAS
75-21-8
Name of the chemical
Ethylene oxide
Concentration
98%
EC/CAS
123-31-9
Name of the chemical
1,4-Dihydroxybenzol (790/2009)
Concentration
N/A
General Information
Version
6.0
Revision date
2025-07-28
Product name
ETHYLENE OXIDE (D4, 98%) STABILIZED W/ 0.1% HYDROQUINONE
Substance name
ETHYLENE OXIDE (D4, 98%) STABILIZED W/ 0.1% HYDROQUINONE
Product Synonyms
Oxirane-2,2,3,3-d4; Ethylene-d4 oxide; Oxirane-d4; Epoxy ethane-d4; Tetradeuterooxirane; Oxirane; Ethylene oxide; Ethyleneoxy; 1,2-Epoxyethane; Dihydrooxirene; Dimethylene oxide;
CAS No.
75-21-8
1.2.2. Uses advised against
No additional information available
supplier name
Cambridge Isotope Laboratories, Inc
Emergency telephone
1-703-741-5970, 1-800-424-9300 24
Icons in SDS
Company Information
company name
Cambridge Isotope Laboratories, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
cilsales@isotope.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H220, H280, H315, H319, H331, H335, H340, H350, H402, H412
Hazard statements
Code
Statements
H220
Extremely flammable gas
Section 2
SECTION 2: Hazards identification
GHS US classification Classification of the substance or mixture GHS US classification Flammable gases Category 1 H220 Extremely flammable gas Gases under pressure Liquefied gas H280 Contains gas under pressure; may explode if heated Acute toxicity (inhalation) Category 3 H331 Toxic if inhaled Skin corrosion/irritation Category 2 H315 Causes skin irritation Serious eye damage/eye irritation Category 2A H319 Causes serious eye irritation Germ cell mutagenicity Category 1B H340 May cause genetic defects (Dermal, Inhalation, oral) Carcinogenicity Category 1B H350 May cause cancer (Dermal, Inhalation, oral) Specific target organ toxicity – Single exposure, Category 3, H335 May cause respiratory irritation Respiratory tract irritation Hazardous to the aquatic environment – Acute Hazard Category 3 H402 Harmful to aquatic life Hazardous to the aquatic environment – Chronic Hazard Category 3 H412 Harmful to aquatic life with long lasting effects Full text of H statements : see section 16
2.2 Label elements
GHS US labeling
Signal word
Danger
Hazard statements
H220 - Extremely flammable gas H280 - Contains gas under pressure; may explode if heated H315 - Causes skin irritation H319 - Causes serious eye irritation H331 - Toxic if inhaled H335 - May cause respiratory irritation H340 - May cause genetic defects (Dermal, Inhalation, oral) H350 - May cause cancer (Dermal, Inhalation, oral) H412 - Harmful to aquatic life with long lasting effects
Precautionary statements
P201 - Obtain special instructions before use. P202 - Do not handle until all safety precautions have been read and understood. P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. heat, hot surfaces, open flames, sparks P261 - Avoid breathing dust, fume, gas, mist, spray, vapors. P264 - Wash Both hands thoroughly after handling. P271 - Use only outdoors or in a well-ventilated area. P273 - Avoid release to the environment. P280 - Wear eye protection, face protection, protective clothing, protective gloves. P302+P352 - If on skin: Wash with plenty of water. P304+P340 - If inhaled: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308+P313 - If exposed or concerned: Get medical advice/attention. P311 - Call a poison center or doctor. P332+P313 - If skin irritation occurs: Get medical advice/attention. P337+P313 - If eye irritation persists: Get medical advice/attention. P362 - Take off contaminated clothing and wash before reuse. P377 - Leaking gas fire: Do not extinguish, unless leak can be stopped safely. P381 - Eliminate all ignition sources if safe to do so. P403+P233 - Store in a well-ventilated place. Keep container tightly closed. P405 - Store locked up. P410+P403 - Protect from sunlight. Store in a well-ventilated place. P501 - Dispose of contents/container to Comply with applicable regulations.
Other hazards which do not result in classification
No additional information available
Ingredient(s) with unknown acute toxicity
Not applicable
2.1 Classification of the substance or mixture
GHS US classification Flammable gases Category 1 H220 Extremely flammable gas Gases under pressure Liquefied gas H280 Contains gas under pressure; may explode if heated Acute toxicity (inhalation) Category 3 H331 Toxic if inhaled Skin corrosion/irritation Category 2 H315 Causes skin irritation Serious eye damage/eye irritation Category 2A H319 Causes serious eye irritation Germ cell mutagenicity Category 1B H340 May cause genetic defects (Dermal, Inhalation, oral) Carcinogenicity Category 1B H350 May cause cancer (Dermal, Inhalation, oral) Specific target organ toxicity – Single exposure, Category 3, H335 May cause respiratory irritation Respiratory tract irritation Hazardous to the aquatic environment – Acute Hazard Category 3 H402 Harmful to aquatic life Hazardous to the aquatic environment – Chronic Hazard Category 3 H412 Harmful to aquatic life with long lasting effects Full text of H statements : see section 16