1)internal standard内标物
1.Function and application of surrogate and internal standard in environmental sample analysis;替代物和内标物在环境样品分析中的作用及应用
2.The products were analyzed simultaneously using ethyl benzoate (EB) as internal standard.以苯甲酸乙酯为内标物,一次性同时分析了塔釜产物中各组分含量。
3.N-pentane is used as the internal standard.采用附有FID检测器和OV-210色谱柱的色谱仪对三氯乙烯进行定量测定,内标物选用戊烷。
英文短句/例句
1.hx = peak height of ethanol from the unknown;hs = peak height of internal standard (isobutanol) in the knownhx=已知物中乙醇的峰高;hs=未知物中内标物(异丁醇)的峰高
2.Connotation,Features and Objects of Freight Logistics;货物运输物流化:内涵、特征和目标
3.Comparison of Internal and External Standard Method Used in Determination of VOCs挥发性有机物检测中内标法与外标法的比较
4.Discuss the Difference of Standards for Contamination Test of Indoor Environment浅谈国内室内环境污染物检测标准的差异
5.Study on the Goods Risk Transfer in the Domestic Business Contract;浅析国内货物买卖合同中标的物的风险转移
6.Methodology on Biomarkers Detection of Exposure to Lewisite;路易氏剂体内生物标志物检测技术的研究
7.Comparative Study on Secretagogin, a Novel Neuroendocrine Marker, with the Former Markers新型神经内分泌肿瘤标记物-Secretagogin与以往标记物的比较研究
8.His main focus has been on audience interpretation and the context in which objects are displayed.他的目标在于观众的解读和展示物品的内容。
9.Residue (cigarette butts, ashes, etc.) discarded in labeled receptacles.残余物（烟头，烟灰等）弃置于有标记的容器内。
10.Design, Radiolabelling, In Vitro and in Vivo Evaluation of Novel Neurotensin Analogues;神经紧张肽类似物的设计、标记及体内外评价
11.The Study on Effects of rh-endostatin in Phenotype of HUVECs in Different Activating Levels;恩度对不同状态内皮细胞及相应标记物的影响
12.Clinical Study on the New Marker of Endometriosis;子宫内膜异位症新标志物sICAM-1的临床研究
13.Study on Sanitary Quality Control of Animal Products in the Domestic and Overseas;国内外动物产品卫生质量管理及标准体系研究
14.Expression of Four Neuroendocine Markers in Corpus Luteum of Bovine;牛黄体中四种神经内分泌标志物表达的研究
15.A Further Probe into the Connotation and Reform Goals of the "Property Tax";对“物业税”内涵及改革目标的进一步探讨
16.Esthetical Education Object,Content and the Implementing Strategy in Biology Teaching;生物学教学中的美育目标、内容及实施策略
17.ARM9-based Measurement of the Object's Three-dimensional Coordinates基于ARM9的三维空间内运动物体坐标的测量
18.Human embryonic stem cell labeling and in vivo biopharmaceutical characters胚胎干细胞标记及其体内生物药剂学特点
相关短句/例句
Internal standard substance内标物
1.Method:We used propan-l-ol as internal standard substance.方法:选正丙醇作内标物,以 N,N-二甲基甲酰胺为溶剂在极性弹性石英毛细柱上进行各组分分离,效果良好。
2.Reference substance suitable for caffeine was precisely weighed,by adding the same volume of potassium ferricyanide as an internal standard substance and KBr used as a diluent and mixing them uniformly.准确称取定量咖啡因对照品,以铁氰化钾作为内标物,分别加入相同量的铁氰化钾和溴化钾,充分研磨并混合均匀,配制成标准系列。
3)internal stanard material内标物质
4)internal standard内标;内标物;内标准
5)In-house reference material室内实物标样
6)Vascular endothelium injure markers内皮损伤标志物
延伸阅读
内标物分子式：CAS号：性质：将一个已知质量，样品中不含有杂质的纯物质，加入至待测样品溶液中，以此纯物质的量为标准，对比测定待测组分的含量，该纯物质称为内标物。内标物需满足下列要求：能完全溶解于样品中，且不与待测组分发生化学作用；峰位尽可能与待测组分的峰位靠近，但能与待测组分完全分开（分离度R≥1.5）的纯物质。若得不到纯品，必须预先测定其准确含量，且杂质峰不得干扰待测组分峰。内标物有时不易寻找是内标法的缺点。
