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nigrosin
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English
edit
Noun
edit
nigrosin
(
countable
and
uncountable
,
plural
nigrosins
)
English
Wikipedia
has an article on:
nigrosin
Wikipedia
A mixture of
synthetic
black
dyes
made by heating a mixture of
nitrobenzene
,
aniline
and aniline
hydrochloride
in the presence of a
copper
or
iron
catalyst
; used for
staining
of
bacteria
and as a
colorant
.
Anagrams
edit
ironings
,
rosining
Categories
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English lemmas
English nouns
English uncountable nouns
English countable nouns