trisodium orthophosphate vs tribasic sodium phosphate

trisodium orthophosphate and tribasic sodium phosphate both are nouns.

Word	Noun	Adjective	Verb	Adverb
trisodium orthophosphate	Yes	No	No	No
tribasic sodium phosphate	Yes	No	No	No

As nouns, trisodium orthophosphate and tribasic sodium phosphate are synonyms defined as:

trisodium orthophosphate and tribasic sodium phosphate: the tertiary phosphate of sodium used as a builder in soaps and detergents

Other synonyms of trisodium orthophosphate include trisodium phosphate.

trisodium orthophosphate (noun)	tribasic sodium phosphate (noun)
the tertiary phosphate of sodium used as a builder in soaps and detergents	the tertiary phosphate of sodium used as a builder in soaps and detergents