Homepage of Elsevier MDL, which offers ISIS Draw software
for chemical structures drawing (FREE fro academic use).
Homepage of Kazek D¹browski, including....
few doiwnloads, among the others ISIS Draw.
Homepage of Sigma-Aldrich, which offers chemicals on-line.
After free registration it allows price checking and MSDS base!
Homepage of Merck, which offers chemicals.
Access to MSDS base without registration!
Homepage of the American NIST (National Institute of Standards and Technology).
Access to physicochemical properties and spectra of lots of chemicals. Search by chemical formula, name, CAS number and compound structure.
Homepage of the American Forest Products Laboratory
A lot of data and papers connected to forestry and wood technology.