calcium carbonate in not given byproducts: calcium tartrate; heating, concn. of Cl(-) free soln., heating at red heat; filtration and addn. of HNO3 and AgNO3 to eliminate Cl(-) impurities from soln.;
参考文献
Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 40, p. 364
