Table 5.
Dilution verification
| Analyte | RE (%) | RSD (%) |
|---|---|---|
| As | 1 | 0.40 |
| Cd | 1 | 1.4 |
| Co | −3 | 0.96 |
| Cr | −7 | 0.75 |
| Cu | 10 | 1.2 |
| Fe | −1 | 4.0 |
| Ni | −1 | 0.17 |
| Pb | 2 | 0.36 |
| Zn | 11 | 0.6 |
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.