%0 Journal Article %T PREPARATIONOFVANADIUMCATALYST %J »¯¹¤Ñ§±¨ %P 9-9 %D 1951 %X Therawmaterialsandquantitiesusedarelistedinthefollowingtable:RawmaterialsQuantityusedPurity(parts)p(?)y(?)ndKieselguhr115.0dried.weight=100Vanadiumpentoxide13.184%V_2O_5Potassiumnitrate25.895%KNO_3Potassiumhydroxide8.085%KOHSulfuricacid6.493%H_2SO_4Sulfur6.0¡ª %U http://www.hgxb.com.cn/CN/abstract/abstract2343.shtml