These sites are from individual or companies that primarily consult on chemical matters. Such as method development, process development, chemical synthesis and or chemical manufacturing, sales or methodology.

Products sold primarily for non-professional use, such as to high schools or to amateur chemists.

Companies that make, manufacture, distribute or sell chemicals, reagents, services, or supplies (as their main product) for use in the lab. Not industrial uses. Any industrial, large bulk chemical supplier, producer, distributor sites will be sent to Business/Industries/Manufacturing/Chemicals/ Pick an appropriate subcategory and then submit your site there. 04/01/00