Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The CP 13C NMR spectra of IOM from a number CM chondrites that experienced a range of degrees of alteration (Cody et al., 2008d). The samples are stacked (top to bottom) in order of increasing degree of alteration (Alexander et al., 2013). As can be seen, there is very little variation in their functional group chemistries.
