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 effect of (a) extraction time and liquid-to-solid ratio at a microwave power of 465.5 W; (b) extraction time and microwave power at a liquid-to-solid ratio of 10 mL/g; and (c) the liquid-to-solid ratio and microwave power on caffeine yield for the extraction time of 4 min.
