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ISO 6849:1996

Photography — Processing wastes — Determination of boron

Standard Details

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.

General Information

Status : Published
Standard Type: Main
Document No: ISO 6849:1996
Document Year: 1996
Pages: 9
Edition: 1

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ISO 6849:1996
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