វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
small
medium
large
Orcin
ENGLISH MEANING
noun
1.
A
colorless
crystalline
substance
, C6H3.CH3.(OH)2,
which
is
obtained
from
certain
lichens
(
Roccella
,
Lecanora
,
etc
.),
also
from
extract
of
aloes
, and
artificially
from
certain
derivatives
of
toluene
. It
changes
readily
into
orcein
.