MIL-PRF-26539F
4. VERIFICATION
4.1 Classification of inspections. The inspections shall be classified as quality conformance
inspections (see 4.2).
4.2 Quality conformance inspection. The quality conformance inspection shall consist of the
following:
a. Individual tests .............................................................................................4.2.1
b. Sampling tests ..............................................................................................4.2.2
4.2.1 Individual tests. The propellant shall be subjected to the following test as described
under 4.3 and 4.4.
Examination of product .....................................................................................4.3.1
Leak Test........................................................ ...................................................4.4
4.2.2 Sampling tests. The propellant shall be selected according to 4.2.2.1 and subjected (as
appropriate to the designated type) to the following tests as described under 4.3:
a. Nitric oxide content .......................................................................................4.3.2
b. Dinitrogen tetroxide assay ...........................................................................4.3.3
c. Water equivalent ..........................................................................................4.3.4
d. Chloride content ...........................................................................................4.3.5
e. Nonvolatile residue .......................................................................................4.3.6
f. Iron content ...................................................................................................4.3.7
g. Particulate ....................................................................................................4.3.8
4.2.2.1 Sampling plan.
4.2.2.1.1 Sample. A sample shall consist of not less than 800 milliliters (mL) of propellant for all
tests specified in 4.2.2. Unless otherwise specified, quality conformance tests shall be performed on
each sample of the propellant taken directly from the shipping containers (other than the container
loading filter specified in paragraph 3.3, product sampled shall not be exposed to additional filtration prior
to sample analysis). When required, samples shall be forwarded to a laboratory designated by the
procuring activity for subjection to the quality conformance tests specified herein.
4.2.2.1.1.1 Sampler. The sampler(s) shall be capable of accepting a minimum of 400 mL of
product and constructed of 300 series stainless steel. The top and bottom valves and any outlets or
welds shall also be of 300 series stainless steel. Samplers shall be precleaned in a manner such as to
preclude contamination of propellant samples.
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