09/30199295 DC : 0

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Film base requirements
5 Processed film requirements
  5.1 Storage conditions
  5.2 Safety film
  5.3 Amount of free acid
  5.4 Tensile properties and loss in tensile
       properties
6 Requirements for the emulsion and backing
  layers of processed film
  6.1 Layer adhesion
       6.1.1 Tape-stripping adhesion
       6.1.2 Humidity-cycling adhesion
  6.2 Emulsion flow
  6.3 Blocking
  6.4 Thiosulfate concentration
  6.5 Residual silver compounds
7 Image stability requirements
  7.1 General
  7.2 Radiographic films
  7.3 Microfilms
  7.4 Other films
8 Test methods
  8.1 Identification of film base
  8.2 Accelerated-ageing conditions
  8.3 Determination of the amount of free acid
       8.3.1 Specimen preparation
       8.3.2 Solution preparation
       8.3.3 Titration
       8.3.4 Calculation
  8.4 Tensile property test for processed film
       8.4.1 Specimen preparation
       8.4.2 Accelerated ageing
       8.4.3 Conditioning
       8.4.4 Procedure
  8.5 Tape-stripping adhesion test
       8.5.1 Specimen preparation
       8.5.2 Conditioning
       8.5.3 Procedure
  8.6 Humidity-cycling adhesion test
       8.6.1 Specimen preparation
       8.6.2 Procedure
  8.7 Emulsion-flow test
  8.8 Blocking test
  8.9 Residual silver compound test
  8.10 Image-stability test
       8.10.1 Specimen preparation
       8.10.2 Conditioning
       8.10.3 Incubation
       8.10.4 Measurements
Annex A (informative) - Washing and the effect of residual
        thiosulfate on the developed silver image
Annex B (informative) - Effect of residual silver compounds
        on the developed silver image
Annex C (informative) - Accelerated image-stability test
        for radiographic films
Annex D (informative) - Accelerated image-stability test
        for microfilms
Annex E (informative) - Accelerated image-stability test
        for aerial films
Bibliography

BS ISO 18901