Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚醛树脂的特性主要应用领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚醛合成反应器进了工程分析。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

醛、、氨气放射性污染超标已经严重影响了人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱金属络合物——呋喃醛铜络合物,收率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用-醛与双氰反应得到了一种改性产物。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采用均匀设计法对对氨基醛显色法测定桃叶珊瑚甙的显色条件进了优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基醛,酰酸酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定电合成产物中的醛酸,研究了盐酸羟用量、醇含量对测定的影响。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

醛用途十分广泛，涉及合成树脂、塑料、橡胶、造纸、制药防腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸盐-醛-蒽醌制浆法（SFP）的副产品木质素磺酸盐在碱性高温条件下进了脱磺工艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

发现该工艺中主要生成醛，少量副产物是环氧烷醛等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以醛丙酮为原料,氟化钾氧化铝作催化剂合成了苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与醛加PP熏蒸联合空气消毒为B组。

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-对基醛比色法,但测定常有误差。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚醛、冰醋酸丙酮组成的改良固定液中固定后制成石蜡切片,经HE染色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文合成了一个新的基于三脚架醛腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化钙作沉淀剂，消除磷酸根离子的干扰，用醛法测定复合肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络合指示剂是在碱性条件下由茜素、醛亚氨基酸缩合而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道了芦竹碱新的合成方法,由吲哚与醛缩合而制得芦竹碱,经重结晶后其含量为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种氯醛的合成工艺路线,并比较利弊,阐述了对磺酰氯氯化水解法的优越性。

Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚甲树脂的特性主要应用领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚甲合成反应器进了工程分析。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

甲、、氨气放射性污染超标已经严重影响了人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱金属络合物——呋喃甲乙二铜络合物,收率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用-甲与反应得到了一种改性产物。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采用均匀设计法对对二甲氨基甲显色法测定桃叶珊瑚甙的显色条件进了优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基甲,乙酰乙酸乙酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定甲电合成产物中的甲甲酸,研究了盐酸羟用量、甲醇甲含量对测定的影响。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

甲用途十分广泛，涉及合成树脂、塑料、橡胶、造纸、制药防腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸盐-甲-蒽醌制浆法（SFP）的副产品木质素磺酸盐在碱性高温条件下进了脱磺工艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

发现该工艺中主要生成甲，少量副产物是环氧乙烷乙等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以甲丙酮为原料,氟化钾氧化铝作催化剂合成了苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与甲加PP熏蒸联合空气消毒为B组。

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-对二甲基甲比色法,但测定常有误差。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚甲、冰醋酸丙酮组成的改良固定液中固定后制成石蜡切片,经HE染色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文合成了一个新的基于三脚架甲腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化钙作沉淀剂，消除磷酸根离子的干扰，用甲法测定复合肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络合指示剂是在碱性条件下由茜素、甲亚氨基二乙酸缩合而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道了芦竹碱新的合成方法,由吲哚与甲二甲缩合而制得芦竹碱,经重结晶后其含量为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯甲的合成工艺路线,并比较利弊,阐述了对甲磺酰氯氯化水解法的优越性。

Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚甲醛树脂的特性和主要应领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚甲醛成反应器进了工程分析。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

甲醛、、氨气和放射性污染超标已经严重影响了人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

成了一种席夫碱金属络——呋喃甲醛乙二胺铜络,率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利胺-甲醛与双氰胺反应得到了一种改性产。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采均匀设计法对对二甲氨基甲醛显色法测定桃叶珊瑚甙的显色条件进了优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基甲醛,乙酰乙酸乙酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采电位滴定法测定甲电成产中的甲醛和甲酸,研究了盐酸羟胺、甲醇和甲含对测定的影响。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

甲醛途十分广泛，涉及成树脂、塑料、橡胶、造纸、制药和防腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸盐-甲醛-蒽醌制浆法（SFP）的副产品木质素磺酸盐在碱性高温条件下进了脱磺工艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

发现该工艺中主要生成甲醛，少副产是环氧乙烷和乙醛等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以甲醛和丙酮为原料,氟化钾氧化铝作催化剂成了苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与甲醛加PP熏蒸联空气消毒为B组。

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硫酸-对二甲胺基甲醛比色法,但测定常有误差。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚甲醛、冰醋酸和丙酮组成的改良固定液中固定后制成石蜡切片,经HE染色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文成了一个新的基于三脚架甲醛腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

氯化钙作沉淀剂，消除磷酸根离子的干扰，甲醛法测定复肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络指示剂是在碱性条件下由茜素、甲醛和亚氨基二乙酸缩而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道了芦竹碱新的成方法,由吲哚与甲醛和二甲胺缩而制得芦竹碱,经重结晶后其含为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯甲醛的成工艺路线,并比较利弊,阐述了对甲磺酰氯氯化水解法的优越性。

Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚甲醛树脂的特性和用领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚甲醛合成反器进了程分析。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

甲醛、苯、氨气和放射性污染超标已经严重影响了人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱金属络合物——呋喃甲醛乙二胺铜络合物,收率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺-甲醛与双氰胺反得到了一种改性产物。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采用均匀设计法对对二甲氨基苯甲醛显色法测定桃叶珊瑚甙的显色条件进了优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯甲醛,乙酰乙酸乙酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定甲苯电合成产物中的苯甲醛和苯甲酸,研究了盐酸羟胺用量、苯甲醇和甲苯含量对测定的影响。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

甲醛用途十分广泛，涉及合成树脂、塑料、橡胶、造纸、制药和防腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸盐-甲醛-蒽醌制浆法（SFP）的副产品木质素酸盐在碱性高温条件下进了艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

发现该艺中生成苯甲醛，少量副产物是环氧苯乙烷和苯乙醛等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以苯甲醛和丙酮为原料,氟化钾氧化铝作催化剂合成了苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与甲醛加PP熏蒸联合空气消毒为B组。

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。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚甲醛、冰醋酸和丙酮组成的改良固定液中固定后制成石蜡切片,经HE染色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘 ： 本文合成了一个新的基于三脚架苯甲醛苯腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化钙作沉淀剂，消除磷酸根离子的干扰，用甲醛法测定复合肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络合指示剂是在碱性条件下由茜素、甲醛和亚氨基二乙酸缩合而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道了芦竹碱新的合成方法,由吲哚与甲醛和二甲胺缩合而制得芦竹碱,经重结晶后其含量为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

介绍了四种二氯苯甲醛的合成艺路线,并比较利弊,阐述了对甲苯酰氯氯化水解法的优越性。

Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚醛树脂的特性和主要应用领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚醛合成反应器进了工程分析。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

醛、苯、氨气和放射性污染超标已经严重了人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱合物——呋喃醛乙二胺铜合物,收率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺-醛与双氰胺反应得到了一种改性产物。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采用均匀设计法对对二氨基苯醛显色法测定桃叶珊瑚甙的显色条件进了优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯醛,乙酰乙酸乙酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定苯电合成产物中的苯醛和苯酸,研究了盐酸羟胺用量、苯醇和苯含量对测定的。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

醛用途十分广泛，涉及合成树脂、塑料、橡胶、造纸、制药和防腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸盐-醛-蒽醌制浆法（SFP）的副产品木质素磺酸盐在碱性高温条件下进了脱磺工艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

发现该工艺中主要生成苯醛，少量副产物是环氧苯乙烷和苯乙醛等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以苯醛和丙酮为原料,氟化钾氧化铝作催化剂合成了苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与醛加PP熏蒸联合空气消毒为B组。

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-对二胺基苯醛比色法,但测定常有误差。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚醛、冰醋酸和丙酮组成的改良固定液中固定后制成石蜡切片,经HE染色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文合成了一个新的基于三脚架苯醛苯腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化钙作沉淀剂，消除磷酸根离子的干扰，用醛法测定复合肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素合指示剂是在碱性条件下由茜素、醛和亚氨基二乙酸缩合而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道了芦竹碱新的合成方法,由吲哚与醛和二胺缩合而制得芦竹碱,经重结晶后其含量为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯醛的合成工艺路线,并比较利弊,阐述了对苯磺酰氯氯化水解法的优越性。

Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚甲的特性和主要应用领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚甲合成反应器进了工程分析。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

甲、苯、氨气和放射性污染超标已经严重影响了人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱金属络合物——呋喃甲乙二胺铜络合物,收率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺-甲与双氰胺反应得到了一种改性产物。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采用均匀设计法对对二甲氨基苯甲显色法测定桃叶珊瑚甙的显色条件进了优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯甲,乙酰乙酸乙酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定甲苯电合成产物中的苯甲和苯甲酸,研究了盐酸羟胺用量、苯甲醇和甲苯含量对测定的影响。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

甲用途十分广泛，涉及合成、塑料、橡胶、造纸、制药和防腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸盐-甲-蒽醌制浆法（SFP）的副产品木质素磺酸盐在碱性高温条件下进了脱磺工艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

工艺中主要生成苯甲，少量副产物是环氧苯乙烷和苯乙等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以苯甲和丙酮为原料,氟化钾氧化铝作催化剂合成了苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与甲加PP熏蒸联合空气消毒为B组。

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-对二甲胺基苯甲比色法,但测定常有误差。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚甲、冰醋酸和丙酮组成的改良固定液中固定后制成石蜡切片,经HE染色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文合成了一个新的基于三脚架苯甲苯腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化钙作沉淀剂，消除磷酸根离子的干扰，用甲法测定复合肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络合指示剂是在碱性条件下由茜素、甲和亚氨基二乙酸缩合而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道了芦竹碱新的合成方法,由吲哚与甲和二甲胺缩合而制得芦竹碱,经重结晶后其含量为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲的合成工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法的优越性。

Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚甲醛树脂的特性主要应用领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚甲醛合成反应器进了工程分析。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

甲醛、苯、氨气放射性污已经严重影响了人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱金属络合物——呋喃甲醛乙二胺铜络合物,收率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺-甲醛与双氰胺反应得到了一种改性产物。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采用均匀设计法对对二甲氨基苯甲醛显色法测定桃叶珊瑚甙的显色条件进了优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯甲醛,乙酰乙酸乙酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定甲苯电合成产物中的苯甲醛苯甲酸,研究了盐酸羟胺用量、苯甲醇甲苯含量对测定的影响。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

甲醛用途十分广泛，涉及合成树脂、塑料、橡胶、造纸、制腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸盐-甲醛-蒽醌制浆法（SFP）的副产品木质素磺酸盐在碱性高温条件下进了脱磺工艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

发现该工艺中主要生成苯甲醛，少量副产物是环氧苯乙烷苯乙醛等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以苯甲醛丙酮为原料,氟化钾氧化铝作催化剂合成了苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与甲醛加PP熏蒸联合空气消毒为B组。

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。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚甲醛、冰醋酸丙酮组成的改良固定液中固定后制成石蜡切片,经HE色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文合成了一个新的基于三脚架苯甲醛苯腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化钙作沉淀剂，消除磷酸根离子的干扰，用甲醛法测定复合肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络合指示剂是在碱性条件下由茜素、甲醛亚氨基二乙酸缩合而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道了芦竹碱新的合成方法,由吲哚与甲醛二甲胺缩合而制得芦竹碱,经重结晶后其含量为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲醛的合成工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法的优越性。

Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍了聚树脂的特性和主要应用领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚合成反应器进了工程分。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

、苯、氨气和放射性污染超标已经严重影响了人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱金属络合物——呋喃乙二胺铜络合物,收率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺-与双氰胺反应得到了一种改性产物。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采用均匀设计法对对二氨基苯显色法测定桃叶珊瑚甙的显色条件进了优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯,乙酰乙酸乙酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定苯电合成产物中的苯和苯酸,研究了酸羟胺用量、苯醇和苯含量对测定的影响。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

用途十分广泛，涉及合成树脂、塑料、橡胶、造纸、制药和防腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸--蒽醌制浆法（SFP）的副产品木质素磺酸在碱性高温条件下进了脱磺工艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

发现该工艺中主要生成苯，少量副产物是环氧苯乙烷和苯乙等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以苯和丙酮为原料,氟化钾氧化铝作催化剂合成了苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与加PP熏蒸联合空气消毒为B组。

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-对二胺基苯比色法,但测定常有误差。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚、冰醋酸和丙酮组成的改良固定液中固定后制成石蜡切片,经HE染色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文合成了一个新的基于三脚架苯苯腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化钙作沉淀剂，消除磷酸根离子的干扰，用法测定复合肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络合指示剂是在碱性条件下由茜素、和亚氨基二乙酸缩合而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道了芦竹碱新的合成方法,由吲哚与和二胺缩合而制得芦竹碱,经重结晶后其含量为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯的合成工艺路线,并比较利弊,阐述了对苯磺酰氯氯化水解法的优越性。

Moreover, the characteristics and the main applied fields of polyacetal resin were presented.

并介绍聚甲醛树脂的特性和主要应用领域。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出的三聚甲醛合成反应器进分析。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

甲醛、苯、氨气和放射性污染超标已经严重影响人们的健康。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成一种席夫碱金属络合物——呋喃甲醛乙二胺铜络合物,收率为63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺-甲醛与双氰胺反应得到一种改性产物。

The absorption spectroscopic determination of aucubin by condensation with p-dimethylaminobenzaldehyde was optimized in this paper.

采用均匀设计法对对二甲氨基苯甲醛显色法测定桃叶珊瑚甙的显色条件进优化。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯甲醛,乙酰乙酸乙酯,氨化试剂为原料。

A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定甲苯电合成产物中的苯甲醛和苯甲酸,研究盐酸羟胺用量、苯甲醇和甲苯含量对测定的影响。

Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.

甲醛用途十分广泛，涉及合成树脂、塑料、橡胶、造纸、药和防腐等领域。

Desulfonation of SFP lignosulfonate was studied in this paper under alkaline and high temperature and pressure.

对亚硫酸盐-甲醛-蒽法（SFP）的副产品木质素磺酸盐在碱性高温条件下进脱磺艺的研究。

The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

发现该艺中主要生成苯甲醛，少量副产物是环氧苯乙烷和苯乙醛等。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以苯甲醛和丙酮为原料,氟化钾氧化铝作催化剂合成苄叉丙酮。

For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.

紫外线灯照射与甲醛加PP熏蒸联合空气消毒为B组。

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。

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入到由多聚甲醛、冰醋酸和丙酮组成的改良固定液中固定后成石蜡切片,经HE染色后在显微镜下观察。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文合成一个新的基于三脚架苯甲醛苯腙的能够选择地检测醋酸根离子的比色化学传感器 1 。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化钙作沉淀剂，消除磷酸根离子的干扰，用甲醛法测定复合肥中的总氮。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络合指示剂是在碱性条件下由茜素、甲醛和亚氨基二乙酸缩合而成。

Thus, Gramine was prepared from Indole by condensatallizafion, the purity of Gramine was 98% , and the yield was 95% .

报道芦竹碱新的合成方法,由吲哚与甲醛和二甲胺缩合而得芦竹碱,经重结晶后其含量为98％。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍四种二氯苯甲醛的合成艺路线,并比较利弊,阐述对甲苯磺酰氯氯化水解法的优越性。