Note: Ingredients listed on restricted chemical lists
EC/CAS
110-05-4
Name of the chemical
Di-tert-butylperoxid (618/2012)
Concentration
> 99 - <= 100
General Information
Version
2.2
Revision date
2025-11-05
Product name
DTBP
CAS No.
110-05-4
1.2.1 Relevant identified uses
polymerization initiators
supplier name
United Initiators, Inc
Emergency telephone
+1-440-323-3112, +1-440-323-2659, +1-800-424-9300, +1-703-527-3887
Icons in SDS
Company Information
company name
United Initiators, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
cs-initiators.nafta@united-in.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H242, H341, H412
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Other hazards
None known
Signal word
Danger
Hazard statements
H225 Highly flammable liquid and vapor. H242 Heating may cause a fire. H341 Suspected of causing genetic defects. H412 Harmful to aquatic life with long lasting effects.
Prevention
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. P233 Keep container tightly closed. P234 Keep only in original packaging. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof electrical/ ventilating/ lighting/ equip- ment. P242 Use non-sparking tools. P243 Take action to prevent static discharges. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
Response
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower. P308 + P313 IF exposed or concerned: Get medical advice/ attention. P370 + P378 In case of fire: Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide to extinguish.
Storage
P403 + P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P410 Protect from sunlight. P411 Store at temperatures not exceeding < 40 °C/ < 104 °F. P420 Store separately.
Disposal
P501 Dispose of contents/ container to an approved waste dis- posal plant.
2.1 Classification of the substance or mixture
1910.1200) Hazards for the product as supplied Flammable liquids : Category 2 Organic peroxides : Type E Germ cell mutagenicity : Category 2 Short-term (acute) aquatic : Category 3 hazard Long-term (chronic) aquatic : Category 3 hazard Other hazards