ISO 6849:1996

Photography — Processing wastes — Determination of boron

Publication date: 7 nën 1996

General information

Current stage: 90.93 Effective date: 5 qer 2021

Originator: ISO

Owner: ISO/TC 42

Type: International Standard

ICS: 37.040.30 13.030.30

Gjuha: anglisht

Buying

Statusi: Publikuar

PDF - 7 123 Lekë

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Scope

Gives two methods for the determination of boron in photographic processing wastes. The first method is the estimation of borates by titration of the boric acid-mannitol complex. Suitable for boron concentrations of 0,1 mg/l and higher. The second alternative method is a spectrophotometric technique using methylene blue which can be used in the concentration range of 0,1 mg/l to 1,0 mg/l.

Life cycle

NOW

PUBLISHED
ISO 6849:1996
90.93 Standard confirmed
5 qer 2021

National adoptions

SSH ISO 6849:2000

DPS

Fotografi - Përpunim mbeturinash - Përcaktimi i borit

60.60 Standard published

DPS/KT 230 më tepër