1. Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.
   硫酸与聚乙烯醇(PVA)经酯化制备PVA聚阴离子电解质。
2. The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.
   测得多糖的含量为65。
3. Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.
   以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。
4. Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.
   磷矿在一个预混合槽中与硫酸以及循环回的第一洗涤酸进行混合。
5. Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。
   以正十二醇和氢溴酸为原料,在浓硫酸的催化下,生产溴十二烷。
6. Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.
   化工生产品中的腐蚀性物料，如：烧碱、纯碱、浓稀硫酸、碳酸、醋酸等。
7. The colorimetry of sulfuric acid and p-Dimethylaminobenzaldehyde used to determinate the fusel oil of alcoholic liquor,but it occurs deviation.
   测定白酒中杂醇油常采用硫酸-对二甲胺基苯甲醛比色法,但测定常有误差。
8. It is based on the catalytic effect of phenols for the oxidation of gallocyanin by sodium bromate in sulfuric acid medium.
   在硫酸介质中,利用酚催化溴酸钠氧化花青的反应,联用顺序注射技术建立了顺序注射催化动力学光度法测定废水中痕量酚的新方法。
9. 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。
10. 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常压氧化法，把甜菜废渣制成工业品草酸。
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 ,催化极谱法测定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.
    根据糖脎的物质吸收图谱、线性关系、最小检出限等方面都证明糖脎硫酸显色法是一种比较理想的DAHPS的酶活性测定方法，并确定此法为测定酶活性的第三种方法。

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