EN ISO 7027-2:2019
Current
The latest, up-to-date edition.
Water quality - Determination of turbidity - Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019)
20-02-2019
This document specifies the following semi-quantitative methods for the assessment of transparency of waters:a) measurement of visual range using the transparency testing tube (applicable to transparent and slightly cloudy water), see Clause 4;b) measurement of visual range in the upper water layers using the transparency testing disc (especially applicable to surface, bathing water, waste water and often used in marine monitoring), see 5.1;c) measurement of visibility by divers in a destined depth, see 5.2.NOTE The quantitative methods using optical turbidimeters or nephelometers are described in ISO 7027-1.
| Committee |
CEN/TC 230
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| UNI EN ISO 7027-2:2019 | Identical |
| NS-EN ISO 7027-2:2019 | Identical |
| ÖNORM EN ISO 7027-2: 2019 06 15 | Identical |
| BS EN ISO 7027-2:2019 | Identical |
| PN-EN ISO 7027-2:2019-04 | Identical |
| NF EN ISO 7027-2:2019 | Identical |
| ISO 7027-2:2019 | Identical |
| DS/EN ISO 7027-2:2019 | Identical |
| DIN EN ISO 7027-2:2019-06 | Identical |
| I.S. EN ISO 7027-2:2019 | Identical |
| SS-EN ISO 7027-2: 2019 | Identical |
| SN EN ISO 7027-2:2019 | Identical |
| UNE-EN ISO 7027-2:2020 | Identical |
| NEN-EN-ISO 7027-2:2019 | Identical |
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