Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Grades and uses of foam concentrates
5 Tolerance of the foam concentrate to freezing
   and thawing
7 Determination of viscosity for pseudo-plastic
   foam concentrates
8 pH of the foam concentrate
9 Surface tension of the foam solution
10 Interfacial tension between the foam solution
   and cyclohexane
11 Spreading coefficient of the foam solution on
   cyclohexane
12 Expansion and drainage of foam
13 Test fire performance
14 Marking, packaging and specification sheet
Annex A (normative) - Preliminary sampling and
        conditioning of the foam concentrate
Annex B (normative) - Determination of tolerance
        to freezing and thawing
Annex C (normative) - Determination of volume
        percentage of sediment
Annex D (normative) - Determination of viscosity for
        pseudo-plastic foam concentrates
Annex E (normative) - Determination of surface tension,
        interfacial tension and spreading coefficient
Annex F (normative) - Determination of expansion and
        drainage time
Annex G (normative) - Determination of test fire
        performance
Annex H (informative) - Description of a radiation
        measurement method
Annex I (informative) - Compatibility
Annex J (informative) - Typical anticipated performance
        for various types of foam concentrate
Annex K (informative) - Small-scale fire test
Bibliography

Abstract

Describes the essential properties and performance of liquid foam concentrates used to make low-expansion foams for the control, extinction and inhibition of reignition of fires of water-immiscible liquids.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 21
Supersedes	ISO 7203-1 : 1995