难检字字典在线查询

汉语拼音：yà xiāo suān

化学式hno2。无色溶液。无游离态，只存在于溶液中。加热分解出一氧化氮和二氧化氮。既具有氧化性，又具有还原性。由无机强酸和亚硝酸盐反应制取。多用于有机合成工业。

• Instead of silver nitrite mercuric nitrite may be used.

  可以用亚硝酸汞来代替亚硝酸银.

• It has studied the action of hydrogen peroxide on nitrous acid.

  它研究了过氧化氢对亚硝酸的作用.

• Nitrous esters can react with alkyl peroxides to yield alkyl nitrates.

  亚硝酸酯与过氧化烷基反应,得到烷基硝酸酯.

• Nitrosophenols are formed very easily by the action of nitrous acid on phenols.

  以亚硝酸作用于酚,很易制得亚硝基酚.

• In mild acid medium, the electrode can electrocatalyze the oxidation of.

  在弱酸性介质中, 电极对亚硝酸根的氧化有电催化作用.

• Results showed the electrode obviously was electrocatalytic to the nitrite solution.

  结果显示该电极对亚硝酸根具有明显电催化作用.

• A salt or ester of acetic acid.

  亚硝酸形成的盐或酯.

• Smoke contains benzene, nitrosamines, formaldehyde and hydrogen cyanide.

  香烟烟雾中含有苯, 亚硝酸, 甲醛和氰化氢.

• A novel fluorescence probe, 3 - ( 4 - aminophenyl ) indolizine - 1 - carboxymethyle ( API ) has been developed for the determination of trace nitrite.

  介绍了一种新的测定亚硝酸根的荧光探针分子 ——— 3- ( 4-氨基苯基 ) 中氮茚-1-羧酸甲酯 ( API ).

• A novel fluorescence probe, 3 - ( 4 - aminophenyl ) indolizine - 1 - carboxymethyl ( API ) has been developed for the determination of trace nitrite.

  介绍了一种新的测定亚硝酸根的荧光探针分子 ——— 3- ( 4-氨基苯基 ) 中氮茚-1-羧酸甲酯 ( API ).

• Company's main products are nitrate, calcium nitrate sodium nitrate sodium nitrite and nitrate magnesium, calcium nitrate.

  公司主要产品有硝酸钾、硝酸钙 、 亚硝酸钙、硝酸钠、亚硝酸钠、硝酸镁 、 硝酸铵钙.

• The characteristic red color of dry - cured ham made with nitrate or nitrite is caused by nitrosylmyoglobin.

  腌制剂中添加硝酸盐或亚硝酸干腌火腿的特征性红色是由亚硝基肌红蛋白形成的.

• The reaction of potassium periodate and orange red can be catalyzed by nitrous ions.

  高碘酸钾与甲基红的反应可为亚硝酸根所催化.

• Fully blocked mutants of S. tenebrarius 1~16 was obtained by using NTG and DES treatment.

  安普霉素产生菌黑暗链霉菌(S. tenebrarius)1-16经亚硝酸胍(NTG) 、硫酸二乙酯(DES)诱变筛选获得了生物合成阻断变株.