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.
Factors involved according to a two-level full factorial design for optimization of fibrinolytic protease production.
| Symbol | Variables | Units | Coded levels |
|
|---|---|---|---|---|
| −1 | 1 | |||
| A | Moisture | % | 80 | 100 |
| B | pH | 7 | 9 | |
| C | Sucrose | % | 0.1 | 1 |
| D | Yeast extract | % | 0.1 | 1 |
| E | NaH2PO4 | % | 0.01 | 1 |
