Wasu hukumomin sinadarai sun ayyana wani abu mai gina jiki a matsayin wani sinadarin da ke ƙunshe da carbon-hydrogen ko haduwar carbon-carbon ; wasu kuma suna daukar wani abu na halitta a matsayin duk wani sinadarin da ke dauke da carbon.Misali, mahadi masu ɗauke da carbon kamar alkanes (misali methane CH4) da abubuwan da suka samo asalinsa ana ɗaukarsu a ko'ina cikin duniya, amma wasu da yawa wasu lokuta ana ɗaukarsu 'inorganic, kamar halides na carbon ba tare da haɗin gwiwar carbon-hydrogen da haduwar carbon-carbon ba.

(misali carbon tetrachloride CCl4), da wasu mahadi na carbon tare da nitrogen da oxygen (misali cyanide ion CN-, hydrogen cyanide HCN, chloroformic acid ClCO2H, carbon dioxide CO2, da carbonate ion CO2−3).

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