Note: Ingredients listed on restricted chemical lists
General Information
Revision date
2009-07-08
Product name
A unit of Standard Reference Material (SRM) 640d consists of a bottle containing approximately 7.5 gof fine powder
Substance name
Silicon metal
Product Synonyms
Silicon metal
CAS No.
7440-21-3
Emergency telephone
1-800-424-9300 (North America
Icons in SDS
Company Information
company name
Standard Reference Materials Program
e-mail address of the competent person responsible for the Safety Data Sheet
SRMMSDS@nist.gov
Section 2
SECTION 2: Hazards identification
NFPA Ratings
Scale 0–4) Health = 1 Fire = 3 Reactivity = 0
Physical hazards
This material presents a negligible fire hazard in bulk form. Dust/air mixtures may ignite or explode. Amorphous silicon powder is classed as a flammable solid by the US Department of Transportation (DOT).
Health hazards
There are no significant health effects reported for this material
Potential health effects
Inhalation: Short term (acute) exposure: Exposure to dust may result in irritation or cough.
Long term hazards
No information listed Skin Contact: Skin contact may result in irritation through mechanical abrasion. Eye Contact: Exposure to dust may cause irritation. Ingestion: No information listed. Listed as a Carcinogen/Potential Carcinogen: Yes No In the National Toxicology Program (NTP) Report on Carcinogens X In the International Agency for Research on Cancer (IARC) Monographs X By the Occupational Safety and Health Administration
