It occurs as a sodium salt in the bile of mammals.

It is usually found as the sodium salt.

Usually it is available commercially as the sodium salt.

It is used in the form of its sodium salt to simulate viral infections.

The substance is a sodium salt derived from coal tar.

The form used as an artificial sweetener is usually its sodium salt.

It is typically sold in solid form as the sodium salt of the acid indicator.

Does valproic acid (as sodium salt) Oral have any side effects?

This compound is commercially available as the free acid and the sodium salt.

I think this probably applies to the sodium salt of vinegar, too.