spectrographic analysis vs spectroscopic analysis

spectrographic analysis and spectroscopic analysis both are nouns.

Word	Noun	Adjective	Verb	Adverb
spectrographic analysis	Yes	No	No	No
spectroscopic analysis	Yes	No	No	No

As nouns, spectrographic analysis and spectroscopic analysis are synonyms defined as:

spectrographic analysis and spectroscopic analysis: the use of spectroscopes to analyze spectra

Other synonyms of spectrographic analysis include spectrometry, spectroscopy, spectrum analysis.

spectrographic analysis (noun)	spectroscopic analysis (noun)
the use of spectroscopes to analyze spectra	the use of spectroscopes to analyze spectra