検索結果- 英語 - 英語
検索内容:
pearlash
noun
(organic
chemistry)
A
white
amorphous
or
granular
substance
which
consists
principally
of
potassium
carbonate
and
has
a
strong
alkaline
reaction.
It
is
obtained
by
lixiviating
wood
ashes
and
evaporating
the
lye,
and
has
been
an
important
source
of
potassium
compounds.
It
is
used
in
making
soap,
glass,
etc.
