Abbreviations of Chemical Compounds
A searchable index of chemical compound abbreviations. Results include an expansion of the abbreviation plus complete molecular formula of the chemical compound.

Acid and Base pH Tutorial
This site contains notes and self directed exercises designed to help students with the fundamental concepts of acid-base chemistry. The level of instruction is aimed at first year university students with no prior knowledge of acid-base chemistry."

ChemConnect: chemical suppliers directory and exchange
A virtual market place for buyers, suppliers and vendors of chemicals.

ChemExper Chemical Directory
Searchable by structure and chemical property, contains information about chemical producers and suppliers, MSDSs, structures, and chemicals for sale.

Chemical Elements
This website shows the Periodic Table based on element name, atomic number, atomic mass, boiling and metlting points, date of discovery, and crystal structure. It also explains each element as well as the different element groups.

Chemical Patents Plus
WWW access to all United States patents from 1971 to present (not just chemical patents). Searching and display of titles and abstracts is free; full text and images are available for a small fee. Updated every Thursday. Registration and account set-up is required.

Chemicals Technology
Contains, among other resources: information on current projects, an industry and products and services guide in the field of chemical technology.

ChemIndustry.com
A comprehensive directory and search engine for chemical and related industry professionals.

Chemistry & Industry
A chemistry magazine from the Society of Chemical Industry.

EXTOXNET Pesticide Database
Housed at Oregon State University, the Extension Toxicology Network (EXTOXNET) is a massive database that details information about hundreds of pesticides.

Olympic Horticultural Products
Supplier of such chemical products as Azatin, Cycocel, Decathlon, Joust and Marathon, among others offers information on these products.

Online Guide to Plant Disease Control
Oregon State University's Botany & Plant Pathology Department has posted its popular Pacific Northwest Pest and Disease Control handbooks, amazing resources to plant problems and their solutions.

SePRO
Manufacturer of chemical products including A-Rest, Sonar and others, which includes MSDS information on its products.

Southern Ag Online
Company sells chemical products for nursery, golf course, other ag industries, even for home owners. Includes pesticides, soluable fertilizers and nutrients. Good product descriptions.

University of Nebraska's Pesticide Education Resources
Great site. Lots of info. Looking for pesticide reporting software? Find it here!

Wright's Pest Law
Looking for information or research on pesticide laws and regulations? This site has lots of offer: news, developments, Federal Register information, documents, EPA info and pesticide news briefs.