3M Aerospace Sealant AC-380 B-2 Catalyst

3M

Revision date : 2026-02-20

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GHS05 GHS08
Health risk rating 5
Safety risk rating 1
Environmental risk rating 1

Note: Ingredients listed on restricted chemical lists

EC/CAS

1313-13-9

Name of the chemical

Manganese dioxide

Concentration

30 - 60

Listed in

EC/CAS

61788-32-7

Name of the chemical

Terphenyl, hydrogenated

Concentration

30-45

EC/CAS

7732-18-5

Name of the chemical

Water, distilled, conductivity or of similar purity H2O

Concentration

<5

EC/CAS

1310-73-2

Name of the chemical

sodium hydroxide

Concentration

0.1 - 1.5

General Information

Version

6.01

Revision date

2026-02-20

Product name

3M Aerospace Sealant AC-380 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

GHS05 GHS08 M004 M009 M010 M011 M013 M017

Company Information

company name

3M

Hazard Codes

Hazard statements (CLP)

H315, H318, H351, H360, 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 Carcinogenicity: Category 2 Reproductive Toxicity: Category 1B 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. Suspected of causing cancer. May damage fertility or the unborn child. 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 handle until all safety precautions have been read and understood. Do not breathe fumes. 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, face protection, and if needed, respiratory protection (see SDS Section 8).

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.

Storage

Store locked up.

Disposal

Dispose of contents and container in accordance with applicable local, regional, national, and international regulations. 15% of the mixture consists of ingredients of unknown acute oral toxicity. 17% 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. Carcinogenicity: Category 2. Reproductive Toxicity: Category 1B. 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. Suspected of causing cancer. May damage fertility or the unborn child. 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 handle until all safety precautions have been read and understood. Do not breathe fumes. 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, face protection, and if needed, respiratory protection (see SDS Section 8). 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. Storage: Store locked up. Disposal: Dispose of contents and container in accordance with applicable local, regional, national, and international regulations. 15% of the mixture consists of ingredients of unknown acute oral toxicity. 17% 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 < 10 TERPHENYL 26140-60-3 < 5 WATER 7732-18-5 < 5 Zeolites 1318-02-1 < 5 NATURAL AMORPHOUS COMPOUNDS Trade Secret* < 5 DIPENTAMETHYLENETHIURAM HEXASULFIDE 971-15-3 < 2 SODIUM HYDROXIDE 1310-73-2 0.1 - 1.5 Trade Secret * DISPERSING AGENT 68412-53-3 < 1 FERBAM

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