查询词典 formaldehyde

LX series desulfurizers are synthesized by secondary amine, formaldehyde and at least oneactive hydrogen compound (amine, alcohol, phenol, et al.), which is an aminomethylationreaction. This synthesis route of desulfurizers has the advantage of moderate reaction conditionand inexpensive raw material.

采用仲胺、甲醛和带有活泼氢的化合物进行缩合反应合成LX系列脱硫剂，此合成路线具有反应条件温和，原料价廉易得的特点。

Hydroquinone-formaldehyde organic aerogels with high HC ratio (10~40, molar ratio of hydroquinone to catalyst) have been prepared using sol-gel process. And carbon aerogels have been prepared by pyrolyzing the aerogels.

溶胶－凝胶法制备了高HC比（10~40，对苯二酚与催化剂(Na2CO3)的物质的量之比）的对苯二酚－甲醛有机气凝胶，并经高温碳化处理得到其碳气凝胶。

Harmful substances, heavy metals, and ROHS testing, PAHS, more than POHS, SVHC, halogen, plasticizer, formaldehyde, azo, volatile organic compounds, asbestos, etc.

有害物质检测：重金属、 ROHS 、 PAHS、 POHS 、 SVHC 、卤素、增塑剂、甲醛、偶氮、 VOC、石棉等。

Inspection and Testing of Harmful substances: Heavy metal, ROHS, PAHS (polycyclic aromatic hydrocarbons), POHS, SVHC, halogens, plasticizers, formaldehyde, AZO, VOC and asbestos etc.

有害物质检测：重金属、 ROHS 、 PAHS、 POHS 、 SVHC 、卤素、增塑剂、甲醛、偶氮、 VOC、石棉等。

With CO2 as acidifying agent, potassium chromate was directly reduced to chromic oxide hydrate under hydrothermal conditions using formaldehyde as reducing agent.

以CO2气体为酸化剂，小分子有机化合物甲醛为还原剂，通过表面活性剂处理，在水热条件下直接还原铬酸钾水溶液得到水合Cr2O3，继而800℃下煅烧得到球形Cr2O3超细粉体。

The protein and the fatty compounds in the sample are precipitated by zinc acetate and potassium ferrocyanide, then the chromogenic reaction of acetylacetone with formaldehyde released from the sample in weak-acid medium and boiling bath takes place immediately.

提出了一种用於现场测定水发食品中甲醛含量的样品快速前处理新方法，采用乙酸锌和亚铁氰化钾沉淀样品中的蛋白质和脂肪，在弱酸性介质和沸水浴条件下提取了样品中的甲醛，并与乙酰丙酮立即发生显色反应。

Registered capital of 15.12 million yuan, operating range: wood plate, fine wood, MDF, furniture manufacture and sale, urea-formaldehyde glue manufacture, sale.

注册资本1512万元，经营范围：木板材、细木板、密度板，家具制造销售，尿醛胶制造、销售。

Yueqing xszsh is the first modern enterprise engaged in producing high doors,flat jambs,window casings and furniture doors etc.in wenzhou.diyuanchun series products are made of superior natural material both in domestic and abroad,come with environment-friendly urea-formaldehyde resin and water repellent compound and are manufactured by advanced ltaly facilities and international advanced technology.lt is one of the most popular wood doors in the market featured in good performance,well sound insulation,natural and simple and are free ofwarp,expansion,cracking and deformation.

乐清市芙蓉徐氏装饰行是温州地区首家生产高档门、门套、窗套、家具门等产品的现代化企业。帝源村系列产品，精选过内外优质先进自然材料，施加绿色环保脲醛树胶、防水剂等。用先进的意大利机械设备和国际先进的工艺技术精心制作而成。是目前市场上最受欢迎的木门产品之一。它具有性能强、不翘曲、不膨胀、不开裂、不变形、隔音效果好、自然、朴实等特点。

Simple decoration, well-fitting, after more than six months, will enable the ventilation room to reduce the concentration of formaldehyde to the national standard.

适当从简装修、装修后良好通风半年以上可使居室甲醛的浓度降低到国家标准规定的范围内。

To make new adsorbents for processing heavy metals wastewater, black wattle bark with high content of tannin was reacted with formaldehyde to fix the tannin in the bark.

为充分利用我国丰富的黑荆树皮资源，满足现代重金属废水对吸附剂的更高要求，本文对黑荆树皮进行改性，并研究其对重金属离子的吸附性能。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。