sorbent vs sorbent material

sorbent and sorbent material both are nouns.

Word	Noun	Adjective	Verb	Adverb
sorbent	Yes	No	No	No
sorbent material	Yes	No	No	No

As nouns, sorbent and sorbent material are synonyms defined as:

sorbent and sorbent material: a material that sorbs another substance; i.e. that has the capacity or tendency to take it up by either absorption or adsorption

sorbent (noun)	sorbent material (noun)
a material that sorbs another substance; i.e. that has the capacity or tendency to take it up by either absorption or adsorption	a material that sorbs another substance; i.e. that has the capacity or tendency to take it up by either absorption or adsorption