It was also decided that the bill would be a blanket ban of related chemicals.
Melamine and several related chemicals were discovered in contaminated pet food ingredients.
Epitestosterone is a related chemical with no known function in the body.
A related chemical, cholecalciferol, is the active ingredient in a number of commercial rodentacides.
The original ingredient is one of three related chemicals that have become the focus of a growing debate over cosmetic safety.
This causes abnormal amounts of porphyrins or related chemicals to build up in the body.
Normal cocaine, which quickly breaks down into related chemicals, does not stay stable long enough in the body to trigger antibody production, they said.
This is because a related chemical, L-carnitine, seems to interfere with thyroid hormone.
What little evidence there is on long-term safety comes from animal studies and studies of related chemicals.
In the body, the adrenal gland normally produces a related chemical.