Handbook Data
HazDat Database
Agency for Toxic Substances and Disease Registry Hazardous Substance Release and Health Effects Database
Measure 4 Measure
A collection of sites that estimate, calculate, evaluate, translate, etc.
NIST Chemistry WebBook
A gateway to the data collections of the National Institute of Standards and Technology
NIST Standard Reference Data Products
National Institute of Standards and Technology
Physical Constants
Provided by National Institute of Standards and Technology
WebElements
Online Periodic Table
Electrical & Mechanical Parts Data
Databooks and Datasheets
From the Enginering Library, University of Cincinnati
Data BookShelf
Data sheet links from the University of Illinois
Electronic Engineers Master Online
Search engine for electronics products
GSFC Preferred Parts List
A compilation of high-reliability electronic parts suitable for use in space flight applications
GSFC Outgassing Data for Selecting Spacecraft Materials
Reference for spacecraft and instrument designers. Supersedes the printed NASA Reference Publication 1124
IC Master
Source for IC info
The Thermal Connection
MatWeb
Materials Property Database
Physical Refrence Data--NIST
ThermoDex
Index to Selected Thermodynamic Data Handbooks
Science Reference Shelf
