The estimates are usually obtained by reference to a chemically similar system.

It is chemically similar to nicotine, but does not contain a methyl group.

Thorium is chemically similar to several fission products, called lanthanides.

The other drug used by Tokos, terbutaline, is chemically similar to ritodrine.

This is because zinc and cadmium are chemically similar and often occur together in nature.

This tar is chemically similar to that found in tobacco smoke or cigars.

Antibodies that were chemically similar to those which would attack the virus?

It is not possible to separate chemically similar acids or bases using this simple method.

The two drugs are chemically similar; they produce the same high, although the modes of ingestion differ.

They are chemically similar, but the latter is far more dangerous.