Note: Ingredients listed on restricted chemical lists
EC/CAS
26447-40-5
Name of the chemical
Methylenediphenyl diisocyanate (see also specific isomers)
Concentration
60-100
EC/CAS
101-68-8
Name of the chemical
4,4’-Methylenediphenyl diisocyanate
Concentration
10 - 30
EC/CAS
1333-86-4
Name of the chemical
carbon black
Concentration
0.1 - 1
EC/CAS
7440-47-3
Name of the chemical
Chromium; chromic acid and its salts
Concentration
<0.02
General Information
Version
6.00
Revision date
2026-04-14
Product name
3M NVH Dampening Material PN 04274, 04275 (Part A)
1.2.1 Relevant identified uses
Part A of a 2-Part Urethane Dampening Material, Industrial use
supplier name
3M
Manufacturer Name
3M
Emergency telephone
1-800-364-3577, (651) 737-6501
Icons in SDS
Company Information
company name
3M
Hazard Codes
Hazard statements (CLP)
H314, H317, H331, H334, H335, H351, H360, H372
Hazard statements
Code
Statements
H314
Causes severe skin burns and eye damage.
H317
May cause an allergic skin reaction
H331
Toxic if inhaled
H334
May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335
May cause respiratory irritation
H351
Suspected of causing cancer
H360
May damage fertility or the unborn child
H372
Causes damage to organs through prolonged or repeated exposure
Section 2
SECTION 2: Hazards identification
Hazard pictograms
Corrosion |Skull and crossbones |Exclamation mark |Health Hazard |
Hazard statements
Toxic if inhaled. Causes severe skin burns and eye damage. May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. Suspected of causing cancer. May damage fertility or the unborn child. May cause respiratory irritation. Causes damage to organs through prolonged or repeated exposure: respiratory system.
Prevention
Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Do not breathe vapors. Wash exposed skin thoroughly after handling. Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Contaminated work clothing should not be allowed out of the workplace. Wear protective gloves, protective clothing, eye protection, and face protection. In case of inadequate ventilation wear respiratory protection.
Response
IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower. IF INHALED: Remove person to fresh air and keep comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF exposed or concerned: Immediately call a POISON CENTER or doctor. Get medical attention if you feel unwell. If experiencing respiratory symptoms or if skin irritation or rash occurs: Call a POISON CENTER or doctor. Take off contaminated clothing and wash it before reuse.
Storage
Store in a well-ventilated place. Keep container tightly closed. Store locked up.
Disposal
Dispose of contents and container in accordance with applicable local, regional, national, and international regulations.
2.3 Other hazards
May cause chemical gastrointestinal burns.
Additional information
Persons previously sensitized to isocyanates may develop a cross-sensitization reaction to other isocyanates. 50% of the mixture consists of ingredients of unknown acute oral toxicity. 50% of the mixture consists of ingredients of unknown acute dermal toxicity.
2.1 Classification of the substance or mixture
Acute Toxicity (inhalation): Category 3. Skin Corrosion/Irritation: Category 1B. Serious Eye Damage/Irritation: Category 1. Respiratory Sensitizer: Category 1. Skin Sensitizer: Category 1. Carcinogenicity: Category 2. Reproductive Toxicity: Category 1B. Specific Target Organ Toxicity (repeated exposure): Category 1. Specific Target Organ Toxicity (single exposure): Category 3.