Note: Ingredients listed on restricted chemical lists
EC/CAS
822-06-0
Name of the chemical
Hexamethylene diisocyanate
Concentration
<=0.5%
General Information
Revision date
2025-11-21
Product name
DESMODUR N 75A MPA/X
Chemical name
Polyisocyanate based on Hexamethylene Diisocyanate in Organic
1.2.1 Relevant identified uses
Raw material for coatings, inks, adhesives, sealants, or elastomers in industrial applications
1.2.2. Uses advised against
Do-It-Yourself Applications, Medical applications
Icons in SDS
Company Information
company name
Covestro LLC
GHS Information
Signal word
Danger
Section 2
SECTION 2: Hazards identification
GHS Classification Flammable liquids Category 3 Acute toxicity (Inhalation) Category 4 Skin sensitisation Category 1 Carcinogenicity Category 2 Specific target organ toxicity - Category 3 (Respiratory system, Central nervous system) single exposure Specific target organ toxicity - Category 2 (Central nervous system, Auditory Organ) repeated exposure
Aspiration hazard
Category 1 GHS Label Elements Hazard pictograms
Signal word
Danger Hazard statements Flammable liquid and vapour May be fatal if swallowed and enters airways May cause an allergic skin reaction Harmful if inhaled May cause respiratory irritation May cause drowsiness or dizziness May cause damage to organs (Central nervous system, Auditory Organ) through prolonged or repeated exposure Suspected of causing cancer
Prevention
Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Keep container tightly closed. Use explosion-proof electrical, ventilating and lighting equipment. Do not breathe dust, mist, gas, vapors or spray. Use only outdoors or in a well-ventilated area. Contaminated work clothing must not be allowed out of the workplace. Wear permeation resistant protective gloves and clothing. Wear eye and face protection. Use non-sparking tools. Take action to prevent static discharges. Ground and bond container and receiving equipment.
Response
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse affected areas with water or shower. IF INHALED: Remove person to fresh air and keep comfortable for breathing. IF exposed or concerned: Get medical attention. Do NOT induce vomiting. If skin irritation or rash occurs: Get medical attention. In case of fire: Use dry chemical, carbon dioxide (CO2), foam, or water spray (for large fires) to extinguish. Take off contaminated clothing and wash it before reuse.
Storage
Store in a well-ventilated place. Store locked up. Keep cool. Keep container tightly closed.
Disposal
Dispose of contents and container in accordance with existing federal, state, and local environmental control laws.
2.1 Classification of the substance or mixture
Flammable liquids: Category 3 Acute toxicity (Inhalation): Category 4 Skin sensitisation: Category 1 Carcinogenicity: Category 2 Specific target organ toxicity - Category 3 (Respiratory system, Central nervous system) single exposure: Specific target organ toxicity - Category 2 (Central nervous system, Auditory Organ) repeated exposure: Aspiration hazard