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- naphthol aristol 二碘β-萘酚
- A method for the determination of 6 - bromo - 2 - naphthol and 2 - naphthol is described. 采用高效液相色谱法同时测定了6-嗅-2-萘酚和2-萘酚的含量。
- A fast and convenient analytical technique was suggested to detect naphthol isomers directly and simultaneously. 建立了一种同时检测萘酚同分异构体.;方法。
- Several prpduction methods, market demand and development of 2 - naphthol are introduced in this paper. 本文着重介绍了2-萘酚的各种生产工艺及市场需求。
- The method is based on the catalytic effect of nitrite ion on the oxidation reaction of naphthol green B in a dilute medium. 本文基于磷酸介质中亚硝酸根催化溴酸钾氧化萘酚绿B的褪色反应,建立了测定亚硝酸根的新方法。
- The experimental results showed that naphthol is easily oxidized in SCW and its main aromatic residues are o-phthalic acid and benzoic acid. 实验表明：萘酚在实验条件下极易氧化分解，其主要芳环残留物为邻苯二甲酸和苯甲酸；
- The concentration of naphthol,mass flow(or residence time),and excess oxygen rate were the main factors which affect the decomposition of naphthol. 反应温度、萘酚溶液的浓度及质量流量是影响萘酚氧化分解的主要因素；
- The experimental results showed that naphthol is easily oxidized in SCW and its main aromatic residues are o phthalic acid and benzoic acid. 实验表明:萘酚在实验条件下极易氧化分解,其主要芳环残留物为邻苯二甲酸和苯甲酸;
- The treatment of the industrial wastewater discharged from naphthol AS production by adsorption with NDA - 222 resin has been studied. 采用国产超高交联吸附树脂NDA-222处理色酚AS生产过程中排放出的生产废水,取得了良好的吸附-脱附效果。
- The effects of amount of water and base, particle size and amount of active carbon on the quality of naphthol AS during the purification are investigated. 采用中和法,碱溶法和碱溶吸附法对色酚AS进行精制,探讨了精制过程中碱溶水量、碱量,吸附活性炭粒度、用量等因素对色酚质量的影响。
- Derivatives of Naphthol AS containing carboxyl group (-COOH) as second coupling agent were used in mixed coupling process to medify C.I. pigment Red 57: 1. 介绍了以含羧酸基团的色酸衍生物为第二偶合组分，采用分步偶合工艺，对C．I．颜料红57：1进行了改性。
- The research progress of green synthesis of naphthol is reviewed, especially the reaction mechanism and technological process of bioengineering, direct catalytic synthesis. 重点介绍了一元萘酚绿色化合成工艺研究的新进展，特别是直接催化合成法和生物工程法的机理、工艺。
- OBJECTIVE:To prevent and treat contact dermatitis for contacting chemical substance harmful to workers health such as coal dust,tar,anthrone and naphthol,etc. 目的：为防治化工生产由于接触焦油、沥青、蒽酮、萘酚等化学物质引起的全身瘙痒、皮炎而研制的有效制剂。
- The recent developments in conventional synthesis of naphthol are summarized, including sulfonation alkali-fusion, via isopropyl naphthalene, hydrolysis, via tetrahydronaphthalene. 摘要简述了近年来一元萘酚传统合成技术的发展，包括磺化碱熔法、异丙萘法、水解法、四氢化萘法。
- Methods: The NAP activities determined by Naphthol AS-BI phosphate of 63 FUO children (FUO group) and 50 healthy children ( control group) were expressed by the positive rate and the positivescore. 方法：以偶氮偶联磷酸奈酚AS-BI法测定63例发热患儿及50例健康儿童外周血中性粒细胞碱性磷酸酶活性，以阳性率和阳性指数表示。
- Naphthol complete immunogen(1) was synthesized using(2-naphthoxy)-acetic acid(BNOA) as a half-immunogen and bovine serum albumen(BSA) as a carrier protein by activated esterification. 以2-萘氧乙酸(2)为半抗原,牛血清蛋白(BSA)为载体蛋白,用活化酯法合成了2-萘酚完全抗原(1)。
- A new method for directly producing naphthol from naphthalene is studied in this paper,in which spinel-type magnesium ferrite is used as the catalyst and hydrogen peroxide as the oxidant. 研究了萘一步催化氧化合成萘酚的新方法,该法以具有尖晶石结构的铁酸镁为催化剂,过氧化氢为氧化剂。
- Keywords Naphthol;Azoic pigments;Polymorphism; 色酚;偶氮颜料;晶型;
- 1- (2-pyridylazo) -2- naphthol (PAN) 1-（2-吡啶偶氮）-2-萘酚（PAN）
- fuchsin, amido black, and naphthol yellow 品红; 酰胺黑与萘酚黄
