| Seignette's salt | KNaC4H4O6;a mild saline cathartic, used as an ingredient in compound effervescent powders. Synonym: Rochelle salt, Seignette's salt, sodium potassium tartrate. (05 Mar 2000) |
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| Seignette, Pierre | <person> French apothecary, 1660-1719. See: Seignette's salt. (05 Mar 2000) |
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