thorin
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English
[edit]![](http://upload.wikimedia.org/wikipedia/commons/thumb/c/c0/Thorin.svg/220px-Thorin.svg.png)
C16H11AsN2O10S2·Na2
Noun
[edit]thorin (uncountable)
- (organic chemistry) A highly toxic indicator used in the determination of barium, beryllium, lithium, uranium and thorium compounds.
Synonyms
[edit]- 4-[(2-arsonophenyl)azo]-3-hydroxy-2,7-naphthalenedisulfonic acid disodium salt