formaldehyde GMAT

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。

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

甲用途十分广泛，涉及成树脂、塑料、橡胶、造纸、制药和防腐等领域。

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树脂的技术,并对其性能进行分析。

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.

结果居常见致敏原前5位的化学物质分别是0.1%硫柳汞、5%硫酸镍、7%芳香混和物、1%甲(水)、1%桂醇。

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、甲和亚氨基二乙酸缩而成。

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树脂，具有游离甲含量低、耐久定型、抗折皱的优良性能。

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、乙、酞酸盐和敌敌畏。

This paper describes a new technology for production of rongalite based on sodium pyrosulfite reduced by zinc powder and reacted with formaldehyde.

斜述了用焦亚硫酸钠为原料,经锌粉还原与甲加成反应,生产次硫酸氢钠甲的新工艺。

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、丁、糠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。

Overseas research progress of new process for synthesis glycerol from formaldehyde is introduced. Close relationship of the technology yielding with formose technique is reviewed.

介绍国外甲制甘油新工艺的研究进展,阐述了该技术的产生与甲聚糖技术的密切关系。