methane series vs paraffin series

methane series and paraffin series both are nouns.

Word	Noun	Adjective	Verb	Adverb
methane series	Yes	No	No	No
paraffin series	Yes	No	No	No

As nouns, methane series and paraffin series are synonyms defined as:

methane series and paraffin series: a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)

Other synonyms of methane series include alkane, alkane series, paraffin.

methane series (noun)	paraffin series (noun)
a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)	a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)