反应条件
in sulfuric acid byproducts: Na2SO4*10H2O; addn. of excess H2SO4 (density: 1.261-1.381), pptn. of Na2SO4*10H2O on cooling, pptn. of excess SO4(2-) with BaCO3, evapn. of filtrate to a density of 1.631, crystn.;; pure product;;
参考文献
Na: SVol.1, 88, page 341 - 344
US1956111 , ;
C. A., , p. 4188
DE581411 , ;
C. II, , p. 1912