STN EN ISO 7393-2
| Name: | STN EN ISO 7393-2 |
| Validity: | Withdrawn |
| Number of pages: | 28 |
| Language: |
EN
|
| Paper: | 14,10€ |
| Electronic version |
a) Only read (without ability to print and copy)
12,69€ b) Without ability to print, with ability to copy (printscreen) 14,10€ c) With ability to print and copy (printscreen) 18,33€ |
| Slovak title | Kvalita vody. Stanovenie voľného chlóru a celkového chlóru. Časť 2: Kolorimetrická metóda s N,N-dietyl-1,4-fenyléndiamínom na účely bežnej kontroly (ISO 7393-2: 2017) |
| English title | Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes (ISO 7393-2:2017) |
| Release Date: | 01. 08. 2018 |
| Date of withdrawal: | 01. 03. 2019 |
| ICS: | 13.060.50 |
| Sorting character/National clasification code | 75 7460 |
| Level of incorporation: | idt ISO 7393-2:2017, idt EN ISO 7393-2:2018 |
| Official Journal | 07/18 |
| Amendments | |
| Replaced by: | STN EN ISO 7393-2:2019-03 (75 7460) |
| Repleces: | STN EN ISO 7393-2:2001-08 (75 7460) |
| Note in Official Journal: | |
| Subject of the standard: | This document specifies a method for the determination of free chlorine and total chlorine in water, readily applicable to lab- and field-testing. It is based on measurement of the absorption, the red DPD colour complex in a photometer or the colour intensity by visual comparison of the colour with a scale of standards that is regularly calibrated. ... |
| Preview: | Náhľad normy (PDF) |