BS 3312:1978

Withdrawn Date published: 28/04/78

Warning: Withdrawn Standard. This document has been replaced by:

Specification for photographic grade aluminium potassium sulphate, dodecahydrate (potash alum)

Chemical and physical requirements and test methods to establish levels of purity.

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Pages: 8

BS ISO 10348:1993
Photography. Processing wastes. Determination of silver content
BS ISO 10349-1:2002
Photography. Photographic-grade chemicals. Test methods, General
BS ISO 10349-13:2002
Photography. Photographic-grade chemicals. Test methods, Determination of pH
BS ISO 10349-8:2002
Photography. Photographic-grade chemicals. Test methods, Determination of volatile matter

Pages: 8