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ISO 7760:2001

Photography — Processing waste — Determination of hydroquinone

Standard Details

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.

General Information

Status : Published
Standard Type: Main
Document No: ISO 7760:2001
Document Year: 2001
Pages: 8
Edition: 2

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ISO 7760:2001
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