Table 2.
The regression parameters of calibration curves of Sch.B.
| Analyte | Regression type | Linear range | Weighing factor | Regression equations | R 2 |
|---|---|---|---|---|---|
| Sch.B | Linearity | 20–1000 ng/mL | 1/χ2 | Y = 0.008950∗x+0.006233 | 0.9986 |
R: the correlation coefficient.
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.