 |
|||
|
|
|||
| ||||||||||
|
|  MIL-T-18404(NOrd)
below, and one type of fungus from each group shall be used. In preparing the
spore suspension, distilled water (having a pH value between 5.8 and 7.2 at
shall be preparedly sterilization in convenient containers (approximately
100 milliliters each). Approximately 10 milliliters of the solution shall then
be introduced directly into a stock culture of one fungus and shaken vigorously
in order that a well sporulated suspension will result without disturbing the
agar. This process shall be repeated for each type fungus. The separate spore
suspension from the types of fungi shall then be mixed together in an atomizer
to provide a composite suspension. Actively growing cultures in ripe fruiting
condition shall be used for each Inoculation and under no condition will the
inoculum be kept for more than an 8 hour period.
Cbaetomium globosum USDA 1042.4, ATCC 6205, or
Group I.
Myro thecium verrucaria USDA 1334.2, ATCC 9095.
Rhizopus nigricana S.N. 32, ATCC 10404, or
Group II
Aspergillus niger USDA TC215-4247, ATCC 6275.
Aspergillus
flavus AMC No. 26, ATCC 10836, or
Group 111
terreus PQMD 82J, ATCC 10690.
Aspergillus
Penicillium
luteum USDA 1336.1, ATCC 9776
Group IV
Penicillium
sp. USDA 1336.2, ATCC 9112, or
Penicillium
citrinum ATCC 9849,
Group V
Menmoniella echinata AMC No. 37, ATCC 9597,
or Fusarium moniliforme USM 1004.1., ATCC 10052.
4.4.9 Marine environment tests. - Drying, wiping, or baking prior to
perfomance checking shall not be done.
4.4.9.1 Torpedo ready non-operating - natural environment
4.4.9.1.1 Sea atmosphere.
(a) The torpedo, resembled, sealed, and ready for service use, shall be
exposed at dockside or on the weather deck of a ship for a period of
60 days 5 days.
(b) The torpedo with access covers removed shall be exposed at dockside
or on the weather deck of a ship for a period of 10 days 1 day.
The torpedo ehall be protected from rain or snow by an appropriate
shelter such that free circulation of air Is permitted around the
torpedo .
4.4.9.1.2 Immersion. - The torpedo, assembled and sealed as in service
use, shall be immersed in natural sea water for 18 hours 2 hours and re-
moved for a period of 6 hours 1 hour. The sequence is repeated 30 times.
No fresh-water rinse shall be permitted during this period.
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals