ISO 6853:1987

Photography — Processing waste — Determination of ammoniacal nitrogen content — Microdiffusion method

95.99 Withdrawal of Standard Dec 20, 2001

General information

Current stage: 95.99 Effective date: Dec 20, 2001

Originator: ISO

Owner: ISO/TC 42

Type: International Standard

ICS: 37.040.30 13.030.30

Scope

Specifies a method for determining ammonia and other volatile amines that can be liberated by strong alkali from photographic processing wastes. The method is applicable in the range 10 to 200 mg/l of NH3 or 8 to 160 mg/l of nitrogen.

Life cycle

NOW

WITHDRAWN
ISO 6853:1987
95.99 Withdrawal of Standard
Dec 20, 2001

REVISED BY

ABANDON
ISO/DIS 6853

PUBLISHED
ISO 6853:2001

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