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Of all EDCs, Bisphenol A (Bpa) is very important one. 双酚A(bisphenol A，Bpa)是其中重要的一种。
A series of naphthalene containing bisphenol A (BPA) based novolac epoxy resins (bis-NANER) were synthesized. 1．用两步法制备出一系列含萘酚醛树脂，经环氧化反应，合成了不同分子量的含萘酚醛环氧树脂（bis-NANER）。
They also found bisphenol A, or BPA, which is another chemical that leaches from some plastics. 日本化学家在整个太平洋的海水样品中发现了恒量的这些致癌化学物质。
RP-HPLC was developed for the simultaneous quantitative determination of bisphenol A(BPA) and diethylstilbestrol(DES) in two kinds of powdered milk. 采用反相高效液相色谱法测定奶粉中的双酚A和己烯雌酚。
More research is needed.See the The National Toxicology Program (NTP) Draft Brief On Bisphenol A (BPA) for a more detailed response. 所以目前虽然缺乏人体研究的证据，不过还是不可乎略其影响的可能性。
Bisphenol A (BPA) is a widely used plasticizer whose estrogenic properties may impact hormone-responsive disorders and fetal development. 二苯A（BPA）被广泛的用作可塑剂，因为它的雌激素性质可以对荷尔蒙应答的失调和胎儿的发育发生影响。
The adsorption capacity, adsorption kinetics and impact factors of endocrine disrupting chemicals (EDCs)?bisphenol A (BPA) in water on granular activated carbon (GAC) were investigated in this study. 研究了颗粒活性炭(GAC)对水中内分泌干扰物双酚A(BPA)的吸附容量、吸附动力学及其影响因素。
The tetrabromobisphenol A(TBA) was prepared by use of bisphenol A(BPA),sodium bromide(NaBr) and potassium bromate(KBrO3) in an acid medium,ethanol as solvent,at the presence of hydrogen peroxide. 采用双酚A(BPA)在酸性介质中,以乙醇为溶剂,与NaBr、KBrO3在过氧化氢存在的条件下发生溴代反应,生成四溴双酚A(TBA);
The effect of different bisphenol A (BPA) contents on the properties of novolac resins was studied by microwave synthesis method, and the molecular structures of the resins were analyzed. 在微波合成的基础上,研究不同双酚A(BPA)加入量对热塑性酚醛树脂性能的影响,并对树脂的分子结构进行分析。
BPA is a substrate for estrogen sulfotransferase, and bisphenol A sulfate (BPAS) and disulfate are substrates for estrone sulfatase. BPA是一个雌激素磺酸转移酶的底物，且二苯A硫酸盐（BPAS）和脱硫酸盐是雌激素酮硫酸酯酶的底物。
Bisphenol A is a chemical widely used to make hard, polycarbonate plastic. 双酚A是一种广泛用于硬聚碳酸酯塑料的化学品。
Vinyl ester resin was synthesized using bisphenol A type epoxy resin and methylacrylic acid as raw materials. 以双酚A型环氧树脂与甲基丙烯酸为原料合成了乙烯基酯树脂。
The most common epoxies are those made from the reaction of bisphenol A with epichlorohyrin. 最平常的环氧由双酚A和环氧丙烷反应而成。
There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
Major Composite of thc SeaIant is bisphenol A epoxy resin, dicyandiamide, ureido compound andmodifier etc. 以双酚A环氧树脂、双氰胺、脉及改性材料为主要成分配制的胶粘剂可在中温迅速固化。
A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
Bisphenol A is a chemical widely used to make hardpoly cabinet , polycarbonate plastic. 双酚A是广泛用于制做坚硬聚碳酸酯塑料的一种化学材料。