These resources can be used to look up basic properties of various chemicals and materials.
The eBooks below are include tables and data for a number of different properties.
When thinking about where to find the chemical property data you need, it is helpful to think about who would make this data available. Often it is a government body, nonprofit organization, or international organization of some kind.
A useful search technique to narrow your Google search is to add a site limiter to your search string. Site limiters instruct Google to bring back results from only the URL's you enter. For example, if you would like to look for results from U.S. government websites, you could search:
ozone depletion potential data site:.gov
Or try searching the website of an organization like the American Industrial Hygiene Association:
emergency response planning guidelines site:aiha.org