7.Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.
茜素示剂是在碱性条件下由茜素、甲醛和亚氨二乙酸缩而成。
8.Overseas research progress of new process for synthesis glycerol from formaldehyde is introduced. Close relationship of the technology yielding with formose technique is reviewed.
介绍国外甲醛制甘油新工艺的研究进展,阐述了该技术的产生与甲醛聚糖技术的密切关系。
9.Blame environmental protection coating, because the harmful material such as VOC, formaldehyde exceeds bid, have pungent peculiar smell mostly, qualmish, dizziness.
非环保型的涂料,由于VOC、甲醛等有害物质超标,大多有刺鼻的异味,使人恶心、头晕等。
10.Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.
甲醛用途十分广泛,涉及成树脂、塑料、橡胶、造纸、制药和防腐等领域。
11.The technique for preparing phenol formaldehyde resin from phenolated wood (PWF) and its characters were studied and analyzed.
本文研究了用酚化木材制备酚醛树脂的技术,并对其性能进行分析。
12.Say in findings report, the chemical contaminant that exists generally in French household is acerbity salt of formaldehyde, aldehyde, phthalein and DDVP.
调查报告中说,在法国家居中普遍存在的化学污染物是甲醛、乙醛、酞酸盐和敌敌畏。
13.In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.
用甲醛、丁醛、糠醛对重氮感光胶中的主要成分聚乙烯醇进行改性,以增强感光胶的耐水性和耐磨性。
14.Urea solution with the addition of formaldehyde can be used to produce larger urea prills, the strength of the product prills is improved, and dust is reduced;
15.Glycoluril prepared under optimized process conditions has the following good properties of low content of free formaldehyde,durable and stable and crease-proofing.
用优化的工艺条件制备的甘脲树脂,具有游离甲醛含量低、耐久定型、抗折皱的优良性能。
16.This paper has predicted indirectly by means of measuring the equivalent viscosity of resorcin-formaldehyde resin liquor(thereinafter referred to as RF resin).
17.Result The top 5 chemical allergic resources of these patients were 0.1% thiomersalate, 5% nickel sulfate,7% aromatic compound,1% formaldehyde( water solution),1% styrene.