9.This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.
本文介绍利用硝硫混酸压氧化法,把甜菜废渣制成工业品草酸。
10.Pyrazole has been prepared through the dehydrogenation of 2 pyrazoline in which catalytic amonts of sodium iodide acts as dehydrogenation agent in sulfuric acid.
在硫酸中用碘化钠(催化量)作脱氢试剂使2吡唑啉脱氢制备吡唑。
11.In the system of sulfuric acid phenylglycollic acid cinchonine potassium chlorate, micro amount of tungsten in ammonium molybdate products has been determined by catalytic polarography.
在硫酸 -苯羟乙酸 -辛可宁 -氯酸钾体系中 ,催化极谱法钼酸铵产品中的微量钨。
12.Which indubitably indicate that the bismuthous sulfide can only dissolve in halogen acid except hydrofluoric acid, the mixed solution of dilute sulfuric acid and alkali halide.
结果表明硫化铋只能溶于氢卤酸(除氢氟酸外)、稀硫酸与碱金属卤化物的混合液中,不能溶于稀硫酸中。
13.It was proved that the osazone sulfuric acid development method(OSADM) is a quite ideal DAHPS activity assay method, according to the osazone's absorption map, the linear relations, detecting limit.