-
slightly to red.
Phenol is
neutralized by
sodium hydroxide forming sodium phenate or phenolate, but
being weaker than
carbonic acid, it
cannot be neutralized...
- gas-permeable hood worn over the head
which was
treated with chemicals. The P (or
Phenate) Helmet,
officially called the Tube Helmet,
appeared in July 1915, replacing...
-
imported from Britain. The "P helmet" (or "Tube Helmet")
soaked in
sodium phenate was
issued by
December 1915, and the PH
helmet (effective
against phosgene)...
-
against phosgene. The
modified PH Gas Helmet,
which was
impregnated with
phenate hexamine and
hexamethylene tetramine (urotropine) to
improve the protection...
- dialkyldithiophosphate,
which contains zinc, sulfur, and phosphorus;
calcium phenate,
which contains calcium; and
molybdenum disulfide,
which contains molybdenum...
- in the
quantitative determination of
ammonia in
water samples via the
phenate method. The
nitroprusside reaction is used for the
identification of ketones...
- and were
effective against phosgene gas by
adding hexamine to
sodium phenate solution which acted as an
absorbent to the
phosgene gas. Both equipment...
-
application of the
Ullmann Ether Synthesis:
reaction of an alkali-metal
phenate with a
halogenated benzene catalyzed by copper. PPEs of up to 6 phenyl...
-
motor oil
include magnesium and
calcium sulphonates, salicylates, and
phenates.
These are the
detergent additives mentioned previously. To
measure the...
- flannelette,
soaked in an
absorbent solution. The P Helmet,
soaked in
sodium phenate (phenol)
which absorbed chlorine and phosgene, was in use on 19 December...
