- American Vacuum Society Buyers Guide
Features database of product and company information, and related reference materials.
www.aip.org/avsguide
- Asrtronomy-Mall
Directory of companies offering astronomy goods and services.
www201.pair.com/resource/astro.html
- Ispex - Scientific Products Exchange
List of companies providing scientific products, supplies, and services.
www.ispex.ca
- LabDealers
International directory of scientific industry dealers who import products used in laboratories.
www.labdealers.com
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