-dihydroxy-的意思|示意

The method to analyse whole chloride in 1,4-Dihydroxy-2-butyne by combining a new instrument named Automatic Quick Furnace(AQF)is introduced.

介绍了一种全新的“油相”样品前处理仪器——自动快速燃烧炉（AQF）与离子色谱联用技术，测定1，4-丁炔二醇中全氯的方法。

The invention discloses a method for preparing laminated dihydroxy composite metal hydroxide porous microspheres, and belongs to the technical field of catalyst forming.

本发明公开了属于催化剂成型技术领域的一种层状双羟基复合金属氢氧化物多孔性微球的制备方法。

Dihydroxy acetone and its derivatives are important chemical or biochemical materials, which have been widely applied in chemistry, pharmacy, food, cosmetic industry and purification of water.

二羟基丙酮及其衍生物作为一种重要的化工、生化原料，在精细化工、制药、食品、化妆品工业和水质净化等方面潜在广泛的应用前景。

The total phenol extract mainly contains hydroxyl mandelic, 3, 4-dihydroxy phenylethyl alcohol, salidroside and indicant compound and other derivatives with salidroside as the mother nucleus.

总酚提 取物主要包括对羟基苯乙醇、3、4-二羟基苯乙醇、红景天苷以及以 其为母核的糖苷类化合物和其它衍生物。

New utilizations were introduced in this paper, such as 1,3- propanediol, dihydroxy acetone, 1,2- propanediol, epichlorohydrin.

介绍了甘油新的开发应用，包括1，3-丙二醇、二羟基丙酮、 1，2-丙二醇和环氧氯丙烷的制备研究及应用。

In this paper the pK values of both commonly commercial UV-absorbers-2- hydroxy-4-methoxy-benzophenone (UV-9) and 2,4-dihydroxy-benzophenone (UV-0) at ground and excited states have been determined.

本工作对两种常见的商品紫外吸收剂——2-羟基-4-甲氧基二苯甲酮（UV-9）和2.4-二羟基二苯甲酮（UV-0）在基态和激发态时的离解常数进行了测定。