BS 4497:1969

Recommendations for the detection and estimation of nitrogenous treating agents in paper.

NORMA vydaná dňa 28.10.1969

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The information about the standard:

Designation standards: BS 4497:1969
Publication date standards: 28.10.1969
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: British technical standard
Kategória: Technické normy BS

Annotation of standard text BS 4497:1969 :

Describes the problems involved and gives qualitative and quantitative methods for use with certain agents used in paper treatment; applies only to substances that have a strong affinity for acid dyes. Status: Confirmed