Note: Ingredients listed on restricted chemical lists
EC/CAS
61788-32-7
Name of the chemical
Terphenyl, hydrogenated
Concentration
30-45
EC/CAS
1333-86-4
Name of the chemical
carbon black
Concentration
1 - 5
EC/CAS
7732-18-5
Name of the chemical
Water, distilled, conductivity or of similar purity H2O
Concentration
0.1-3
EC/CAS
1310-73-2
Name of the chemical
sodium hydroxide
Concentration
<1.5
EC/CAS
7439-92-1
Name of the chemical
Blei, massiv: [Partikeldurchmesser ≥ 1 mm]
Concentration
<=0.06
General Information
Version
5.00
Revision date
2026-09-02
Product name
3M Aerospace Sealant AC-251 Black B-2 Catalyst
1.2.1 Relevant identified uses
Hardener, For industrial or professional use only
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)
H315, H318, H362, H372
Hazard statements
Code
Statements
H315
Causes skin irritation
Section 2
SECTION 2: Hazards identification
Hazard classification Skin Corrosion/Irritation: Category 2 Serious Eye Damage/Irritation: Category 1 Reproductive Toxicity: Lactation Specific Target Organ Toxicity (repeated exposure): Category 1
Hazard pictograms
Corrosion |Health Hazard |
Hazard statements
Causes skin irritation. Causes serious eye damage. May cause harm to breast-fed children. Causes damage to organs through prolonged or repeated exposure: nervous system | respiratory system.
Prevention
Obtain special instructions before use. Do not breathe vapors. Avoid contact during pregnancy and while nursing. Wash exposed skin thoroughly after handling. Do not eat, drink or smoke when using this product. Wear protective gloves, eye protection, and face protection.
Response
IF ON SKIN: Wash with plenty of soap and water. 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 skin irritation occurs: Get medical advice. Take off contaminated clothing and wash it before reuse.
Disposal
Dispose of contents and container in accordance with applicable local, regional, national, and international regulations. 10% of the mixture consists of ingredients of unknown acute oral toxicity. 10% of the mixture consists of ingredients of unknown acute dermal toxicity.
2.1 Classification of the substance or mixture
Skin Corrosion/Irritation: Category 2. Serious Eye Damage/Irritation: Category 1. Reproductive Toxicity: Lactation. Specific Target Organ Toxicity (repeated exposure): Category 1. 2.2. Label elements Signal word Danger Symbols Corrosion |Health Hazard | Pictograms Hazard Statements Causes skin irritation. Causes serious eye damage. May cause harm to breast-fed children. Causes damage to organs through prolonged or repeated exposure: nervous system | respiratory system. Precautionary statements Prevention: Obtain special instructions before use. Do not breathe vapors. Avoid contact during pregnancy and while nursing. Wash exposed skin thoroughly after handling. Do not eat, drink or smoke when using this product. Wear protective gloves, eye protection, and face protection. Response: IF ON SKIN: Wash with plenty of soap and water. 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 skin irritation occurs: Get medical advice. Take off contaminated clothing and wash it before reuse. Disposal: Dispose of contents and container in accordance with applicable local, regional, national, and international regulations. 10% of the mixture consists of ingredients of unknown acute oral toxicity. 10% of the mixture consists of ingredients of unknown acute dermal toxicity. SECTION 3: Composition/information on ingredients Ingredient C.A.S. No. % by Wt MANGANESE DIOXIDE 1313-13-9 30 - 60 Trade Secret * HYDROGENATED TERPHENYL 61788-32-7 30 - 45 PARTIALLY HYDROGENATED POLYPHENYLS 68956-74-1 1 - 10 ZEOLITES 1318-02-1 5 - 10 CARBON BLACK 1333-86-4 1 - 5 Trade Secret * TERPHENYL 26140-60-3 1 - 5 WATER