Figure 7.
Box plots of: (a) ID/IG; (b) I2D/IG; (c) I2D/ID+D’ ratio as a function of the precursor material.
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.