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BS ISO 7760:2001

Current
Current

The latest, up-to-date edition.

Photography. Processing waste. Determination of hydroquinone
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

03-27-2002

Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Reactions
5 Safety and operational precautions
6 Materials and reagents
7 Apparatus
8 Sampling and sample preparation
9 Procedure
10 Expression of results
11 Test report
Bibliography

Defines a spectrophotometric method for determining the hydroquinone in photographic processing waste. Applies to samples containing hydroquinone in the concentration range of 200 [mu]g/l to 4000 [mu]g/l.

This International Standard specifies a spectrophotometric method for the determination of hydroquinone in photographic processing waste.

This method can be applied to samples containing hydroquinone in the concentration range of 200 μg/l to 4 000 μg/l; aminophenols and phenylenediamines should also be determined by this method. However, sulfonated hydroquinones or products from the further oxidation of benzoquinone will not be determined.

Committee
CPW/42
DevelopmentNote
Supersedes 97/704316 DC (04/2002) Reviewed and confirmed by BSI, August 2016. (07/2016)
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 7760:2001 Identical

ISO 385-2:1984 Laboratory glassware Burettes Part 2: Burettes for which no waiting time is specified
ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
ISO 835-4:1981 Laboratory glassware Graduated pipettes Part 4: Blow-out pipettes
ISO 6353-1:1982 Reagents for chemical analysis — Part 1: General test methods
ISO 1042:1998 Laboratory glassware One-mark volumetric flasks
ISO 648:2008 Laboratory glassware — Single-volume pipettes
ISO 4788:2005 Laboratory glassware Graduated measuring cylinders
ISO 835-2:1981 Laboratory glassware Graduated pipettes Part 2: Pipettes for which no waiting time is specified
ISO 10349-1:2002 Photography Photographic-grade chemicals Test methods Part 1: General
ISO 5667-2:1991 Water quality Sampling Part 2: Guidance on sampling techniques
ISO 5667-3:2012 Water quality Sampling Part 3: Preservation and handling of water samples
ISO 385-1:1984 Laboratory glassware — Burettes — Part 1: General requirements
ISO 835-3:1981 Laboratory glassware Graduated pipettes Part 3: Pipettes for which a waiting time of 15 s is specified
ISO 5667-1:2006 Water quality Sampling Part 1: Guidance on the design of sampling programmes and sampling techniques
ISO 6353-3:1987 Reagents for chemical analysis — Part 3: Specifications — Second series
ISO 835-1:1981 Laboratory glassware Graduated pipettes Part 1: General requirements
ISO 385-3:1984 Laboratory glassware — Burettes — Part 3: Burettes for which a waiting time of 30 s is specified

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