WEST SYSTEM 423 Graphite Powder

Gougeon Brothers, Inc

Revision date : 2025-09-22

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

Note: Ingredients listed on restricted chemical lists

EC/CAS

7782-42-5

Name of the chemical

Graphite

Concentration

80-100

EC/CAS

14808-60-7

Name of the chemical

Silica, crystalline

Concentration

3-7

General Information

Revision date

2025-09-22

Product name

WEST SYSTEM 423 Graphite Powder

1.2.2. Uses advised against

See Technical Data Sheet

Emergency telephone

800-424-9300, 703-527-3887, 800-222-1222

Icons in SDS

GHS08 M004 M009 M010 M011 M017

Company Information

company name

Gougeon Brothers, Inc

GHS Information

Signal word

Warning

Hazard Codes

Hazard statements (CLP)

H350

Hazard statements

Code

Statements

H350

May cause cancer

Section 2

SECTION 2: Hazards identification

This SDS is aligned with the Workplace Hazardous Materials Information System (WHMIS) and with the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). Classification of the substance or mixture Carcinogen, category 1A;H350 May cause cancer Combustible Dust - Category 1 May form combustible dust concentrations in air

2.2 Label elements

Warning H350 May cause cancer. May form combustible dust concentrations in air.

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, sparks, open flames, and other ignition sources - No smoking. P240 Ground, bond container and receiving equipment. P241 Use explosion-proof electrical, ventilating, light, equipment. P280 Wear protective gloves, eye protection, and face protection.

Response

P308+313 IF exposed or concerned: Get medical advice or attention. P378 Use alcohol resistant foam, CO2, powder, water spray for extinction. Do not use water jet.

Storage

P405 Store locked up.

Disposal

P501 Dispose of contents or container in accordance with local and national regulations.

2.3 Other hazards

May form combustible dust concentrations in air. This product contains no PBT/vPvB/vPvM chemicals. This product contains no endocrine disrupting chemicals. Does not contain component(s) that meet a 'definition' of per & poly fluoroalkyl substance (PFAS) per the Organisation for Economic Co-operation and Development (OECD) list of Per- and Polyfluoroalkyl Substances (PFASs).

2.1 Classification of the substance or mixture

Carcinogen, category 1A;H350 May cause cancer. Combustible Dust - Category 1 May form combustible dust concentrations in air.

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