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.
Conditions: CLB concentration: 1 g L-1; pH = 1.5±0.1; temperature = 28±2°C.
