二甲酸

Q: Does the phthalate prohibition only apply to plastic parts or plasticized materials?

问：邻苯二甲酸盐限制是否仅适用于塑料部件或塑化材料？

By using model Caenorhabditis elegans, the toxicity of purified terephthalic acid wastewater was evaluated through a battery of biotest, including life span, days of 50% lethal, generation time, brood size, head thrashes, and body bends.

应用模式生物秀丽隐杆线虫，通过生命周期、半数致死天数、生殖速度、产卵数、头部摆动频率和身体弯曲次数等指标对精对苯二甲酸废水毒性进行了研究。

In the second part, we discuss the mechanism and factors of deposit-tion forming. The factors are temperature, rate of titrating the sulphurc acid, rate of stiring, consistency of sulphuric acid and consistency of sodium hydroxide.

接下来本文探讨了沉淀的形成机理和沉淀形成时影响沉淀纯度的因素，并确定了碱减量废水中回收对苯二甲酸的影响因素为温度、加酸速度、搅拌、加入的酸浓度、废水的碱度。

"Clearly environmental toxicants play a role in child neurodevelopment, and phthalates, in particular, have been understudied in this area," Engel said.

&显而易见的是，环境中的有毒物质对儿童的神经发育影响很大，而邻苯二甲酸酯的危害尤其严重，&恩格尔说。

Municipal sludge ; Phthalic acid esters; Rice straw ; Composting

城市污泥；邻苯二甲酸酯；稻草；堆肥

The extraction-crystallization method was used to recover cobalt and manganese acetates from the waste catalyst in the PTA production process .

以对苯二甲酸生产装置中排放的废催化剂为原料，采用萃取—结晶法回收其中的醋酸钴和醋酸锰。

Choose brown, wax-paper bags instead of plastic baggies to avoid adding to our landfills and leaching phthalates into your child's food.

选择棕色的腊纸袋代替宽松的塑料袋以避免在孩子的食物里添加了垃圾和邻苯二甲酸盐。

In the first study, researchers conducted urine sample tests on pregnant women, measured the level of dibutyl phthalate in the urine samples and then compared them with the physiological indexes of their respective babies.

在第一项研究中，研究人员对孕妇进行了尿液采样，分别测量其中所含邻苯二甲酸盐的水平，并将数据与各自所生的婴儿的生理指标进行对比。

Two researches proved the great harm of plastics In the first study, researchers conducted urine sample tests on pregnant women, measured the level of dibutyl phthalate in the urine samples and then compared them with the physiological indexes of their respective babies.

两项研究证明塑料危害大在第一项研究中，研究人员对孕妇进行了尿液采样，分别测量其中所含邻苯二甲酸盐的水平，并将数据与各自所生的婴儿的生理指标进行对比。

Through reviewing the reproductive toxicity of some major environmental chemical pollutants, including endocrine disrupters, organic phosphor and chlorine pesticides, organic solvents, and some metals such as lead, cadmium, mercury, manganese, the paper finds that all these ECPs have different extents of toxic effects to experimental auimals on procreation, gestation and even on offspring, some of which have been evidenced by the population epidemiological studies.

本文通过对邻苯二甲酸酯类和双酚A等内分泌干扰物、有机磷和有机氯农药、常用有机溶剂以及常见金属的生殖毒性研究的综述，发现它们均在不同程度上造成对实验动物的生殖毒性、妊娠毒性以及对子代的毒性影响，其中部分在人群流行病学研究上得到证实。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。