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。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得多糖的含量为65。

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及循环回的第一洗涤酸进行混合。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

醇和氢溴酸为原料,在浓硫酸的催化下,生产溴烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

工业废氢溴酸(48%)为原料,在浓硫酸存在下,与辛醇进行应合成1-溴辛烷。

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。

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-对基苯醛比色法,但测定常有误差。

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。

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。

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。

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。

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。

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。

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。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得含量为65。

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第一洗涤酸进行混合。

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,在浓硫酸催化下,生产溴十二烷。

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,与正辛醇进行应合成1-溴辛烷。

Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.

化工生产品中腐蚀性物料，如：烧碱、纯碱、浓稀硫酸、碳酸、醋酸等。

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。

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新方法。

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。

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。

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微量钨。

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混合液中，不能溶于稀硫酸中。

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.

根据脎物质吸收图谱、线性关系、最小检出限等方面都证明脎硫酸显色法是一种比较理想DAHPS酶活性测定方法，并确定此法为测定酶活性第三种方法。

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。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得多糖的含量为65。

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。

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。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行应合成1-溴辛烷。

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。

The colorimetry of sulfuric acid and p-Dimethylaminobenzaldehyde used to determinate the fusel oil of alcoholic liquor,but it occurs deviation.

测白酒中杂醇油常采用硫酸-对二甲胺基苯甲醛比色法,但测常有误差。

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中痕量酚的新方法。

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，把甜菜渣制成工业品草酸。

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。

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 ,催化极谱法测钼酸铵产品中的微量钨。

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。

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的酶活性测方法，并确此法为测酶活性的第三种方法。

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。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

得多糖含量为65。

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一洗涤酸进行混合。

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,在浓硫酸催化下,生产溴十二烷。

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,与正辛醇进行应合成1-溴辛烷。

Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.

化工生产品中腐蚀性物料，如：烧碱、纯碱、浓稀硫酸、碳酸、醋酸等。

The colorimetry of sulfuric acid and p-Dimethylaminobenzaldehyde used to determinate the fusel oil of alcoholic liquor,but it occurs deviation.

白酒中杂醇油采用硫酸-对二甲胺基苯甲醛比色法,但有误差。

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花青应,联用顺序注射技术建立了顺序注射催化动力学光度法废水中痕量酚新方法。

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。

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。

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微量钨。

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混合液中，不能溶于稀硫酸中。

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DAHPS酶活性方法，并确此法为酶活性三种方法。

Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

硫酸聚乙烯醇(PVA)经酯化制备PVA聚阴离子电解。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得多糖的含量为65。

Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.

磷矿在一个预混合硫酸以及循环回的第一洗涤酸进行混合。

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。

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,正辛醇进行应合成1-溴辛烷。

Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.

化工生产品的腐蚀性物料，如：烧碱、纯碱、浓稀硫酸、碳酸、醋酸等。

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。

It is based on the catalytic effect of phenols for the oxidation of gallocyanin by sodium bromate in sulfuric acid medium.

在硫酸,利用酚催化溴酸钠氧化花青的应,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痕量酚的新方法。

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.

本文绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。

Pyrazole has been prepared through the dehydrogenation of 2 pyrazoline in which catalytic amonts of sodium iodide acts as dehydrogenation agent in sulfuric acid.

在硫酸用碘化钠(催化量)作脱氢试剂使2吡唑啉脱氢制备吡唑。

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 ,催化极谱法测定钼酸铵产品的微量钨。

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）、稀硫酸碱金属卤化物的混合液，不能溶于稀硫酸。

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。

Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

硫酸聚乙烯醇(PVA)经酯制备PVA聚阴离子电解质。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得多糖的含量为65。

Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.

磷矿一个预混合槽中硫酸以及循环回的第一洗涤酸进行混合。

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,浓硫酸的催,生产溴十二。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以业废氢溴酸(48%)为原料,浓硫酸存,正辛醇进行应合成1-溴辛。

Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.

生产品中的腐蚀性物料，如：烧碱、纯碱、浓稀硫酸、碳酸、醋酸等。

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。

It is based on the catalytic effect of phenols for the oxidation of gallocyanin by sodium bromate in sulfuric acid medium.

硫酸介质中,利用酚催溴酸钠氧花青的应,联用顺序注射技术建立了顺序注射催动力学光度法测定废水中痕量酚的新方法。

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法，把甜菜废渣制成业品草酸。

Pyrazole has been prepared through the dehydrogenation of 2 pyrazoline in which catalytic amonts of sodium iodide acts as dehydrogenation agent in sulfuric acid.

硫酸中用碘钠(催量)作脱氢试剂使2吡唑啉脱氢制备吡唑。

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.

硫酸 -苯羟乙酸 -辛可宁 -氯酸钾体系中 ,催极谱法测定钼酸铵产品中的微量钨。

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.

结果表明硫铋只能溶于氢卤酸（除氢氟酸外）、稀硫酸碱金属卤物的混合液中，不能溶于稀硫酸中。

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。

Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

硫与聚乙烯醇(PVA)经酯化制备PVA聚阴离子电解质。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得多糖的含量65。

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以及循环回的第一洗涤进行混合。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴料,在浓硫的催化下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴(48%)料,在浓硫存在下,与正辛醇进行应合成1-溴辛烷。

Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.

化工生产品中的腐料，如：烧碱、纯碱、浓稀硫、碳、醋等。

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-对二甲胺基苯甲醛比色法,但测定常有误差。

It is based on the catalytic effect of phenols for the oxidation of gallocyanin by sodium bromate in sulfuric acid medium.

在硫介质中,利用酚催化溴钠氧化花青的应,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。

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常压氧化法，把甜菜废渣制成工业品草。

Pyrazole has been prepared through the dehydrogenation of 2 pyrazoline in which catalytic amonts of sodium iodide acts as dehydrogenation agent in sulfuric acid.

在硫中用碘化钠(催化量)作脱氢试剂使2吡唑啉脱氢制备吡唑。

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 -苯羟乙 -辛可宁 -氯钾体系中 ,催化极谱法测定钼铵产品中的微量钨。

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（除氢氟外）、稀硫与碱金属卤化的混合液中，不能溶于稀硫中。

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.

根据糖脎的质吸收图谱、线关系、最小检出限等方面都证明糖脎硫显色法是一种比较理想的DAHPS的酶活测定方法，并确定此法测定酶活的第三种方法。

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。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得多糖的含量为65。

Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.

磷矿在个预混合槽中与硫酸以及循环回的第酸进行混合。

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。

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,与正辛醇进行应合成1-溴辛烷。

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。

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法,测定常有误差。

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。

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。

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。

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。

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。

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法是种比较理想的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。

Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

酸与聚乙烯醇(PVA)经酯化制备PVA聚阴离子电解质。

The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得多糖的含量为65。

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酸以及循环回的第一洗涤酸进行混合。

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,在浓酸的催化下,生产溴十二烷。

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,在浓酸存在下,与正辛醇进行应合成1-溴辛烷。

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、浓稀酸、碳酸、醋酸等。

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酸-对二甲胺基苯甲醛比色法,但测定常有误差。

It is based on the catalytic effect of phenols for the oxidation of gallocyanin by sodium bromate in sulfuric acid medium.

在酸介质中,利用酚催化溴酸钠氧化花青的应,联用顺序注射技术建立了顺序注射催化动力法测定废水中痕量酚的新方法。

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.

本文介绍利用硝混酸常压氧化法，把甜菜废渣制成工业品草酸。

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。

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。

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.

结果表明化铋只能溶于氢卤酸（除氢氟酸外）、稀酸与碱金属卤化物的混合液中，不能溶于稀酸中。

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。