potassium sodium tartrate product Name: potassium sodium tartrate Synonyms: Seignette salt; Rochelle salt; potassium sodium (2R,3R)-2,3-dihydroxybutanedioate hydrate (1:1:1:4); potassium sodium 2,3-dihydroxybutanedioate; Potassium Sodium Tartrate anhydrous Molecular Formula: C4H4KNaO6 Molecular Weight: 210.159 CAS Registry Number: 304-59-6 EINECS: 206-156-8 Packing:25kg/drum Assay:99% Price:$3/kg