Protective Clothing - Protection Against Chemicals - Determination Of Resistance Of Protective Clothing Materials To Permeation By Liquids And Gases
Japanese Standards Association
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Choice of analytical technique and collection
medium
5.1 General
5.2 Gaseous collection medium
5.3 Liquid collection medium
5.4 Other collection medium
6 Apparatus
6.1 Thickness gage
6.2 Analytical balance
6.3 Permeation test cell
6.4 Equipment for open-loop permeation testing
6.5 Equipment for closed-loop permeation testing
6.6 Stopwatch, or electronic timer
6.7 Constant temperature chamber or bath
7 Sampling
7.1 Sampling procedure
7.2 Preparation of test specimens
7.3 Measurement of test specimen thickness and mass
8 Procedure
8.1 Calibration
8.2 Preparation of test apparatus
8.3 Method A - Test for liquid chemicals with continuous
contact
8.4 Method B - Test for gaseous chemicals with
continuous contact
8.5 Method C - Test for liquid or gaseous chemicals with
intermittent contact
8.6 Preparation of permeation plot
8.7 Determination of breakthrough detection time and
normalized breakthrough detection time
8.8 Calculation of permeation rate and cumulative
permeation
8.9 Visual assessment of test specimen
8.10 Repeat tests
9 Report
Annex A (informative) Standard test chemicals
Annex B (informative) Precision information for test
method
Annex C (informative) Sources of permeation test cells
and permeation test cells parts
Annex D (informative) Suggested procedure for measuring
the sensitivity of open-loop
permeation-test systems
Annex E (informative) Bibliography
Annex 1 (informative) Comparison tables between JIS and
corresponding International Standard
Describes laboratory test methods that enable a determination of the resistance of materials used in protective clothing to permeation by liquid or gaseous chemicals used under the conditions of either continuous or intermittent contact.
| Document Type | Standard |
| Status | Current |
| Publisher | Japanese Standards Association |
| Supersedes |
|
