1. Click on the Knovel Critical Tables link.
2. Click on the Property Search link within the left-hand menu, and then click on Open Material Property Search:
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3. Type the name of your material into the Material or Substance Name search box and hit the Enter key:
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4. Click on the blue box that lists the number of results:
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5. One or more tables will appear. Obtain the CAS registry number for your material from the Basic Physical Properties of Chemical Compounds table:
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