ISO/TC 146/SC 3
| Project No. | ISO 4221:1980 |
|---|---|
| Title | <p>Applies to the range of 3,5 to 150 micrograms per cubic metre, assuming an air sample volume of 2 m<sup>3</sup> and a sample solution volume of 50 ml. For higher concentrations, dilution of the sample may be necessary.</p> |
| Registration number (WIID) | 10015 |
| Scope | <p>Applies to the range of 3,5 to 150 micrograms per cubic metre, assuming an air sample volume of 2 m<sup>3</sup> and a sample solution volume of 50 ml. For higher concentrations, dilution of the sample may be necessary.</p> |
| Status | Standarts spēkā |
| ICS group | 13.040.20 |