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Meanings of so3 in English

Russian
сульфит
Portuguese
sulfito
Spanish
sulfito
Catalan
sulfit

Anion.

Related terms
сульфит
Russian
триоксид серы
Portuguese
anidrido sulfúrico
Spanish
anhidrido sulfurico
Catalan
anhídrid sulfúric

Chemical compound.

Related terms
триоксид серы
Usage of so3 in English
1
C. with fuming sulphuric acid (containing about 40-50% SO3), and by this treatment is converted into anthraquinone-b-monosulphonic acid.
The Project Gutenberg Encyclopedia, Volume 1 of 28
2
In natural DS preparations and their fractions, this activity (as well as the antithrombotic activity in an animal model) appears to require IdoA2SO3-containing sequences.
Pubmed