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EN ISO 7887:1994

Water quality - Examination and determination of colour (ISO 7887:1994) EN ISO 7887:1994

Publication date:   Mar 15, 2000

General information

99.60 Withdrawal effective   Dec 15, 2011

CEN

CEN/TC 230 Water analysis

European Norm

13.060.30   Sewage water

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Scope

Cancels and replaces the first edition (1985). Specifies three methods for the examination of colour: a method for the examination of apparent colour by visually observing a water sample in a bottle; a method for the determination of the true colour of a water sample using optical apparatus; a method for the determination of the colour by visual comparison with hexachloroplatinate standard solutions. Under certain circumstances, strongly coloured water samples need to be diluted before examination or determination.

Life cycle

NOW

WITHDRAWN
EN ISO 7887:1994
99.60 Withdrawal effective
Dec 15, 2011

REVISED BY

PUBLISHED
EN ISO 7887:2011