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- Boracic modified penolic resin with boracic acid and hydroxymethyl phenol was manufactured after hydroxymethyl phenol was created with in a special way. 摘要通过在一定条件下，先将苯酚、甲醛制成羟甲基酚，然后改变条件与硼酸共聚，制得具有合成稳定和较好耐热性的硼改性酚醛共聚树脂。
- hydroxymethyl phenols 羟甲基酚化合物
- Pinot Noir tends to be low in phenols. 黑比诺往往是低酚。
- The real rate of removing phenol is more than99.9%. 与常见的塔设备相比具有设备简单、作灵活,维护方便等特点。
- Phenols and anilides can be nitrated with very dilute nitric acid. 酚类和酰基苯胺能被极稀的硝酸硝化。
- Phenols link to anthocyanins forming stable colour pigments. 酚类连接形成稳定的彩色颜料花色。
- Scientists previously have found that chocolate contains phenols. 科学家们以前还曾发现巧克力中含有石炭酸。
- Hydroxymethyl furfural (5-HMF) is an index compound for beer staling. 由于5-羟甲基糠醛对啤酒老化所具有的指示作用。
- Of, relating to, containing, or derived from phenol. 苯酚的苯酚的，有关苯酚的，含有苯酚的，或从苯酚中提炼的
- Phenol contents and browning in tissue culture of Pistacia vera L. 阿月浑子总酚含量与褐变关系研究。
- It is involved in phenol metabolism and membrane function. 这是和酚代谢及细胞膜功能有关。
- Further hydrogenation of phenol leads to cyclohexanol very cleanly. 苯酚加氢进一步导致环非常清廉.
- Phenol red test was used to observe its expectorant action in mice. 用小鼠酚红实验观察其祛痰作用。
- Brown liquid ,mainly consist of phenol ,cresol and xylenol etc. 棕褐色液体，主要由苯酚，甲酚和二甲酚等组成。
- Secondly, 2-anisyl phenol is used to increase content of aromatics. 第二，加入邻甲氧基苯酚以增加芳香分的含量。
- With HPLC the two-phase nitration of phenol is stud-ied. 利用HPLC研究了苯酚的两相硝化反应。
- The results show that the concentration of 5 (hydroxymethyl) 2 furfural is the highest among them. 结果表明,枣子酊挥发性成分中含量最高的是5羟甲基糠醛。
- There were three methods which used acrylonitrile, acrylamide, N - hydroxymethyl acrylamide as raw material seperately. 概述了亚甲基双丙烯酰胺在石油工业、造纸工业、电子工业、化学工业、医疗工业等领域的应用。
- The major components of acidic fraction are phenols and organic acids. 酸性组分主要由酚类化合物和有机羧酸组成.
- Phenols are isolated from crude oils using C18 solid chromatographic colum n. 用C??18?固定相萃取法可从原油中检测出C?0－C?3?酚类。
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