DEFSTAN 68-186/1(1993) : INTERIM
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
PAPER, FILTER, GLASS FIBER (WATER REPELLENT TREATED)
03-31-2014
01-12-2013
Preface
1 Scope
2 WARNING
3 Related Documents
4 Description
5 Information to be Supplied by the Purchaser
6 Test Requirements
7 Packaging
Annex A - Determination of Air Flow Resistance
Annex B - Determination of Particle Penetration
Annex C - Determination of Water Resistance
Annex D - Determination of Brittleness
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