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- Permanent Chemical Modifier in Electrothermal Atomic Absorption Spectrometry 电热原子吸收光谱分析中的持久性化学改进剂
- Permanent chemical modifier 持久化学基体改进剂
- It was found that the presence of phosphoric acid chemical modifier permited a higher ashing temperature and stabilized the signal. 以磷酸为基体改进剂可提高灰化温度，消除样品中的氯化钠等复杂基体的干扰。
- The optimum conditions for GFAAS determination of Pb and Cd with the use of phosphoric acid as chemical modifier were studied. 实验优化了石墨炉原子吸收光谱法的测定条件。
- A method for direct analysis of trace elements (Cu, Fe, Al, Cr and Mn) in tobacco by slurry sampling electrothermal vaporization (ETV) ICP-AES using polytetrafluoroethylene (PTFE) emulsion as a chemical modifier was described. 本文以聚四氟乙烯(PTFE)悬浮体为化学改进剂,采用悬浮体制样电热蒸发(ETV)ICP-AES法直接测定了烟叶中微量元素(Cu,Fe,Al,Cr,Mn)的含量。
- The detection limits for ETV ICP AES determinations of Sc, Y, La and Yb with PMBP as a chemical modifier are 14, 32, 190 and 26 pg/mL. The relative standard deviations were 3.1%, 3.5%, 4.8% and 3.4% for Sc, Y, La and Yb, respectively ( n =9, c =10 ng/mL). 在优化的实验条件下 ;方法的相对检出限为 1 4 pg/m L( Sc) ;32 pg/m L( Y) ;1 90 pg/m L( La)和 2 6pg/m L ( Yb) ;相对标准偏差 ( RSD)分别为 3.;1%25;3
- Endurable W-Ir chemical modifier 持久化学改进剂钨-铱
- The properties of lo w molecule dimeric dibasic acid polyamide resin were improved by chemical modified in mass polymerization. 用本体聚合的方法,通过化学改性,使低分子二聚酸聚酰胺树脂的性能得到大幅度提高。
- Nothing can assure permanent happiness. 没有什么东西能确保永久的幸福。
- Phosphoric acid monobasic was used as chemical modifiers,which permit the use of a higher ashing temperature and stabilize the signal. 以磷酸为基体改进剂,可提高灰化温度,消除珍珠粉复杂的基体干扰。
- I'm looking for a permanent appointment. 我正在寻找固定的工作。
- In this paper. the structure characteristic application and chemical modifying mothods of phos pholipids are summarized. 本文综述了磷脂的结构、特性及应用，介绍了有关磷脂的化学改性法。
- She is looking for permanent employment. 她正在找固定的工作。
- Trypsin was covalently linked with chemical modified granule chitosan and was used to isolate and purify aprotinin from the extract of cattle lungs by affinity chromatography. 采用化学改性的壳聚糖为载体,共价法偶联胰蛋白酶,制成抑酶肽亲和吸附剂,将其直接亲和层析牛肺提取液,分离、纯化高比活力的抑酶肽。
- They established their permanent abode here. 他们在此建立了永久居所。
- Light yellow color high viscosity chemically modified guar derivative. 浅黄色高黏度,化学改性瓜尔胶的衍生物。
- Pig iron used as permanent ballast. 压载铁做为永久性压舱物的生铁
- Dichroitic am dyes play an important role in the color liquid crystal displays because of their characteristic structure and the ability of being chemical modified. 摘要二向色性偶氮染料分子结构上的特性和可修饰性，使其在液晶彩色显示中得到重要的应用。
- She went to a beauty salon for a permanent. 她到美容院去烫了发。
- The injury left him with a permanent limp. 他受伤后就一直瘸了。
