MIL-DTL-44436B
3.10 pH. The pH value of the water extract of the finished cloth(s) shall be not less than 5.0
and not greater than 8.5 when tested as specified in 4.4.4.
3.11 Resistance to organic liquid. The Class 2, 7 and 10 finished cloth(s) shall show no
wetting by n-tetradecane, initially and after 15 launderings when tested as specified in 4.4.4.
3.12 Dimensional stability. The shrinkage or elongation both in the warp and filling of the
finished cloth(s) shall be not greater than 3.5 percent for the individual sample unit and not
greater than 3.0 percent for the lot average when tested as specified in 4.4.4. The preshrinkage
process used shall not be identified by name or trademark on the cloth, ticket, or package.
3.13 Seam efficiency. The finished cloth(s) shall have a seam efficiency of not less than 75
percent in the warp direction and not less than 80 percent in the fill direction when tested as
specified in 4.4.4.
3.14 Toxicity. The finished fabric shall not present a health hazard and shall show
compatibility with prolonged, direct skin contact when used as intended and tested as specified
in 4.4.4. Chemicals recognized by the Environmental Protection Agency (EPA) as Human
carcinogens shall not be used.
3.15 Length and put-up. For Government procurements only, unless otherwise specified
(see 6.2), the cloth shall be furnished in continuous lengths, each not less than 40 yards. Each
length shall be put-up full width on a roll as specified (see 6.2).
3.16 Roll identification. Each roll of finished cloth shall be labeled or ticketed for fiber
content in accordance with the Rules and Regulations under the Textile Fiber Products
Identification Act.
3.17 Workmanship. The finished cloth(s) shall conform to the quality of product established
by this specification. The demerit points per 100 square yards when calculated as specified in
Section 4 shall not exceed the applicable established maximum point values.
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified
as follows:
a. First article inspection (see 4.2).
b. Conformance inspection (see 4.3).
4.2 First article inspection. A first article, submitted in accordance with 3.1, shall be
inspected, examined for appearance, color and finished defects listed in Table IX and tested for
the characteristics as specified in 4.4.4.
4.3 Conformance inspection. Conformance inspection shall include the examination of 4.4
and the tests of 4.4.4 through 4.5.4 as applicable. Sampling for Classes 1, 2, 3, 5, 6, 7, 8, 9 and
10 shall be accordance with 4.4.2.
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