Steel and cast iron — Determination of copper content — 2,2'-Diquinolyl spectrophotometric meth...
This method is applicable to copper contents between 0.02 % (m/m) and 5 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international co-operative tests. Annex B includes the graphical representation of precision data.
Steel and cast iron — Determination of nickel content — Dimethylglyoxime spectrophotometric method
The method is applicable to different nickel contents. Cobalt, copper and manganese may cause interferences. Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international co-operative tests, and Annex B represents the precision data graphically.
Élaboration et principes de mise en oeuvre des pictogrammes destinés à l'information du public
Le présent Rapport technique fournit un exemple de processus qu'il est recommandé de suivre et détaille les principaux critères techniques à prendre en compte pour étudier ou développer l'emploi des symboles graphiques, ou pictogrammes, comme moyen de communication visuelle par l'image. Son domaine d'application est principalement dans les endroits publics, mais les…
Development and principles for application of public information symbols
Provides a set of recommended procedures to be followed and sets forth the essential technical criteria which should be taken into account when developing or considering the use of graphical symbols as a means of visual pictorial communication. Applies mainly to public areas. Includes terms and definitions.
Information processing — Specification of single-hit decision tables
The basic format of single-hit decision tables and relevant definitions are described, together with recommended conventions for preparation and use. Is concerned with the use of decision tables in the context of documentation of computer-based information systems.
Information processing - Specification of single-hit decision tables
The basic format of single-hit decision tables and relevant definitions are described, together with recommended conventions for preparation and use. Is concerned with the use of decision tables in the context of documentation of computer-based information systems.
Information processing - Magnetic disk for data storage devices - 107 500 flux transitions per track...
Describes the mechanical, physical and magnetic disks intended for mounting in data storage devices. Defines requirements for disks regarding satisfactory performance at 107 500 flux transitions per track. Distinguishes between disk types A na B in terms of their outer diameter and some numeric values.
