potassium bitartrate vs potassium hydrogen tartrate

potassium bitartrate and potassium hydrogen tartrate both are nouns.

Word	Noun	Adjective	Verb	Adverb
potassium bitartrate	Yes	No	No	No
potassium hydrogen tartrate	Yes	No	No	No

As nouns, potassium bitartrate and potassium hydrogen tartrate are synonyms defined as:

potassium bitartrate and potassium hydrogen tartrate: a salt used especially in baking powder

Other synonyms of potassium bitartrate include cream of tartar, tartar.

potassium bitartrate (noun)	potassium hydrogen tartrate (noun)
a salt used especially in baking powder	a salt used especially in baking powder