反应条件
HNO3 in water dissoln. of the molybdate and H3PO4 in H2O, kept at 333-343 K, pouring HNO3 into the soln. after cooling, pptn.; drying at 393 K overnight, then at 423 K for 14 h and at 453 K for 5 h, slowly heating (50°/h) to the final calcination temp. (640 K), detn. by X-ray diffraction and ionic chromy., elem. anal.;
参考文献
Journal of Catalysis, , vol. 146, p. 491 - 502
