urinalysis vs chemical analysis

urinalysis and chemical analysis both are nouns.

Word	Noun	Adjective	Verb	Adverb
urinalysis	Yes	No	No	No
chemical analysis	Yes	No	No	No

As nouns, chemical analysis is a hypernym of urinalysis; that is, chemical analysis is a word with a broader meaning than urinalysis:

urinalysis: (medicine) the chemical analysis of urine (for medical diagnosis)
chemical analysis: the act of decomposing a substance into its constituent elements

Other hypernyms of urinalysis include diagnosing, diagnosis, qualitative analysis.

urinalysis (noun)	chemical analysis (noun)
(medicine) the chemical analysis of urine (for medical diagnosis)	the act of decomposing a substance into its constituent elements