| Code | 苯 Mass concentration of the standard value(mg/mL) | 甲苯 Mass concentration of the standard value(mg/mL) | 乙苯 Mass concentration of the standard value(mg/mL) | |||
|---|---|---|---|---|---|---|
| Value | Relative Uncertainty(%) | Value | Relative Uncertainty(%) | Value | Relative Uncertainty(%) | |
| GBW(E)081154 | 1.00 | 5 | 1.00 | 5 | 1.00 | 5 |
| GBW(E)081155 | 0.100 | 5 | 0.100 | 5 | 0.100 | 5 |
| GBW(E)081156 | 0.0100 | 5 | 0.0100 | 5 | 0.0100 | 5 |
