Hrvatski normativni dokument

Oznaka: HRN EN ISO 7393-2:2001

Naslov (HR):
Kakvoća vode -- Određivanje slobodnoga i ukupnoga klora -- 2. dio: Kolorimetrijska metoda s N,N-dietil-1,4-fenildiaminom u svrhu rutinske kontrole (ISO 7393-2:1985; EN ISO 7393-2:2000)

Naslov (EN):
Water quality -- Determination of free chlorine and total chlorine -- Part 2: Colorimetric method using N,N-diethyl-1,4-phenylenediamine, for routine control purposes (ISO 7393-2:1985; EN ISO 7393-2:2000)

Područje primjene (EN):
Specifies a procedure for water, readily applicable to field testing; it is based on measurement of the colour intensity by visual comparison of the colour with a scale of standards which is regularly calibrated. Sea water and waters containing bromides and iodides comprise a group for which special procedures are required. The procedure is applicable to concentrations, in terms of chlorine, from 0,000 4 to 0,07 mmol/l total chlorine and at higher concentrations by dilution of samples. Interferences of the procedure are noted.

Izdanje: 1

ICS:

• 13.060.50 Ispitivanje voda na kemijske tvari

Tehnički odbor/pododbor: TO 147/PO 2, Kvaliteta vode; Fizikalno-kemijske metode ispitivanja

Oznaka faze: 95.99 - povlačenje HRN

Glasilo (objava): Glasilo DZNM 1-2/2001 (15.02.2001.)

Glasilo (povlačenje): HZN e-Glasilo 2/2018 (28.02.2018.)

Način prihvaćanja: pr - prihvaćanje strane norme u izvorniku

Izvornik: EN ISO 7393-2:2000

Zamjenjena s: HRN EN ISO 7393-2:2018