MIL-PRF-22191F (AMENDMENT 1)
MIL-PRF-22191F (AMENDMENT 1), PERFORMANCE SPECIFICATION: BARRIER MATERIALS, TRANSPARENT, FLEXIBLE, HEAT-SEALABLE (26 OCT 2009) ., This specification establishes the requirements for transparent, flexible, heat-sealable barrier materials having waterproof or low water vapor transmission characteristics for use in military packaging (see 6.1).
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