采用内标法建立了原油中正构烷烃、生物标志物(甾、萜烷类)的分析方法。
A method for analysis n-alkanes, steranes and terpanes in oil by internal standard method was established.
采用顶空气相色谱法，用DB - FFAP大口径毛细管柱，以正丙醇为内标进行定量。
Using methods which headspace analysis with DB-FFAP wide bore capillary column and n-propanol as the internal standard.
本体系采用基体匹配、背景系数和元素干扰系数校正及元素内标法确定了最佳综合实验测试条件。
The optimal experimental conditions were obtained by matrix element match, background coefficient and element interference coefficient correction as well as element internal standard method.
采用散射线内标法对钯和锡的标准曲线进行了校正。
Standard curves of palladium and tin are rectified by inner standardization scattered wave technique.
采用X射线荧光光谱法，以铑靶的康普顿散射线强度为内标，测定了铁矿石选矿流程样品中的铌和钍。
The Nb and Th in iron ore from the beneficiation process were measured with XRFS, by using the Compton Scattered_light intensity of Rh_target as internal standard.
本文采用气相色谱法，用HP-5毛细管柱，以邻苯二甲酸二异丁酯为内标物，用氢火焰离子化检测器对甲氧苄氟菊酯进行定性定量分析。
A method for the determination of metofluthrin TC by GC with HP-5 capillary column, diisobutyl phthalate as internal standard and FID detector was described.
方法采用HP- 624毛细管柱，顶空进样法，FID检测器，以正丙醇为内标进行测定。
METHODS The samples were injected into HP-624 capillary column by headspace sampling and analyzed by using n-propanol as internal standard with FID detector.
目的调查新疆各地鲜蒜中蒜氨酸含量，评价鲜蒜品质，判断药用大蒜来源。方法对地区多点采样，以微波方式灭酶并采用高效液相色谱内标法进行鲜蒜中蒜氨酸含量测定。
Objective To investigate the alliin content from fresh garlic in Xinjiang and to evaluate the quality of fresh garlic so as to estimate the source of garlic for pharmaceutical application.
将3，5— 二氯苯甲酸作为内标物，采用液相色谱（HPLC）法同时测定了百甲合剂水剂中的两种有效成份百草敌和二甲四氯钠。
In this paper, 3,5-Diclorobenzic acid was used as the internal standard to determinate the effective costituces in banvel·NH(CH3)2-MCPA·Na solution by HPLC.
定量采用内标及校正曲线法。
The internal standard and calibration curve method were used for the quantitative analysis.
定量采用内标及校正曲线法。
The internal standard and calibration curve method were used for the quantitative analysis.
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