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    ACOUSTIC SENSORS ON LiNbO 3 SUBSTRATES FOR DETECTING CONCENTRATION OF LIQUID SOLUTIONS
    LiNbO_3基片溶液成分测试声传感器
    Multiple Linear Regression of pH Titration and Detecting Concentration of Heavy Metal Simultaneously from Leachate
    多元线性回归pH滴定同时测定垃圾渗滤液中重金属浓度
    An easy method for detecting concentration of bacterial suspension
    测定菌体浓度的简便方法
    The range for detection of DON was 0.1-100 M g/mL and the minimum detected concentration was 0.1 Mg/mL.
    6、在10%甲醇浓度下,间接竞争ELISA对DON的检测范围为0.1-100μg/mL,检出限为0.1μg/mL。
    The blood samples were taken to detect concentration of TNF-α、 IL-1β in 1h、 2h、 4h, 6h and 8h after D-Gal and LPS administration.
    给予LPS和D—Gal后1h、2h、4h、6h、8h取小鼠眼眶静脉血,检测血清中TNF-α、IL-1β水平。
    Up to now, the detected concentration of polymer in producing fluid had reached 117.2mg/L.
    截止目前,采出液中聚合物检测出的浓度高达117.2mg/L。
    Objective (1) To observe histopathologic changes of irradiated guinea pigs' nasal mucosa treated with fluticasone propionate (FP) , (2) To detect concentration of IL-1、IL-6 and TNF-α in serum of irradiated guinea pigs after using FP with ELISA and to study FP's radioprotective mechanism.
    目的 (1)动态观察辐射及丙酸氟替卡松(fluticasone propionate,FP)应用后豚鼠鼻粘膜的组织病理学变化,(2)运用ELISA法检测辐射及应用FP后豚鼠血清IL-1、IL-6、TNF-α的含量变化,以初步探讨FP在鼻粘膜辐射性损伤中的防护作用机制。
    The result showed that the relative standard deviation of the method was less than 10%, limit of sampling volume should be 60 litres and the minimum detecting concentration was 0.001 mg/m~3.
    方法的相对标准偏差小于10%,取样鞋为60升时,最低检出浓度为0.001mg/m~3。
    The linear range for detection of DON was 5-1 000 ng/ml and the minimum detected concentration was 5 ng/ml.
    该法最低检出量为5ng/ml,敏感范围为5—1000ng/ml;
    The lowest detection limit for oxvnuorfen was1×10 ̄(-12)g,and the lowest detecting concentration in plant,grain,soil and water was 0.005,0.01,0.005,0.000lmg/kg,respectively.
    乙氧氟草醚的囊低检出量为1×10 ̄(-12)克,在稻株、稻谷、土壤和田水中的最低检出浓反分别为0.005、0.01、0.005、0.0001毫克/公斤。
    calculating the detection limit of 4.8×10-11g, input volume of sample was 2μl/h, minium detecting concentration was 0.024mg/l, linear range was 0.04-2.0mg/l, recovery rate was 97.5>%-99.0%, the other isomers of the same series did not interfere.
    以3倍的仪器噪声计算其检出限为4.8×10~(-11)g,进样量为2μL时,最低检出浓度为0.024mg/L,线性范围为0.04~2.0mg/L; 精密度实验的变异系数为0.4%~1.7%;
    The lowest detection limit for the and IBC-01 was 8.1×10-11 g and 5.0×10-11 g , and the lowest detecting concentration in soil and pear was 0. 0089, 0. 0067mg/kg and 0.0056,0.0042mg/kg,respectively.
    IM和IBC-01的最小检测量为8.1×10-11克、5.0×10-11克,在土壤和梨中的最低检测浓度分别为0.0089、0.0067毫克/公斤和0.0056、0.0042毫克/公斤。
    The lowest detecting concentration of aidicarb in soil and apple was 0.004 and 0.004mg/kg,respectively. On the level of 0.1~2.0mg/kg,the average recovery and variation coefficient of aldicarb and its main metabolites were 84.7~109.7% and 1.0~7.8%, respectively.
    涕灭威在土壤和苹果中的最低检测浓度分别为0004、0004毫克/公斤,空白样品添加01~20毫克/公斤,涕灭威及其代谢物的平均回收率和变异系数分别为847~1097%及10~78%。
    The recovery rate of this method was 98.1%-100.88%, minimum detecting concentration was 1.7×10-4mg/m3, linear scope was 0.1-340ng, and relative standard deviation was 1.23%.
    方法回收率为98.1%~100.8%,最低检出浓度为1.7×10~(-4)mg/m~3,线性范围为0.1~340ng,相对标准偏差为1.23%。
    The instrument can work from the sea surfuce to a maximum depth of 50m, atany sunlight intensity, for detecting concentration range of chlorophyll-αin thephytoplankon in the ocean from 1 ×10-6- 1×10 9 g / cm3, when the instrument istowed at a speed of 2m/ s, its space resolution is 1m, and this is of practical value to us.
    测量海洋中浮游植物体内叶绿素a的浓度范围为1×10-6—1×10-9g/cm3; 当仪器走航拖曳速度为2m/s时,其空间分辨度为1m,仪器具有海上现场测量实用价值。
    40 elderly hypertensive patients were detected concentration of plasma endothelin (ET), calcitonin gene related peptide (CGRP) with radioimmunoassay before and after nourishing kidney treatment.
    采用放射免疫分析法同时检测40例老年人高血压患者经中药补肾方治疗前后血浆降钙素基因相关肽(CGRP)、内皮素(ET)的含量,求出ET/CGRP的比值,并与对照组比较。
    The results of experiment shows that the DEG content in PET chip can be determined quickly and conveniently by the combination of using hydrazine hydrates to degradate PET chip,using chromosorb 101 as chromatogram columns and the 1,6 hexanediol as internal standard. The relative standard deviation is 2.24 %, the recovery ratio is (101.8±3 1) % and the minimum detecting concentration is 0.064 g/L.
    结果表明 ,用水合肼降解聚酯 ,用Chromosorb 10 1做色谱柱 ,用 1,6 己二醇做内标 ,可快速方便地测定出聚酯切片中二甘醇含量 ,该方法的相对标准偏差RSD =2 .2 4% ,回收率为 (10 1.8± 3 1) % ,最小检出质量浓度为 0 .0 64g/L。
    RESULTS:The sparfloxacin and theophylline in serum were separated completely. The linear range and the lowest detected concentration were 1 2-12 5 μg/ml,0 8 μg/ml for sparfloxacin,and 3 8-37 6 μg/ml,2 5 μg/ml for theophylline.
    结果 :血清中司巴沙星和茶碱分离良好 ,分别在 1.2~ 12 .5μg/ ml和 3.8~ 37.6μg/ ml的浓度范围内线性关系良好 ,其血清最低检测浓度分别为 0 .8和 2 .5μg/ m l。
    The lowest detection limit of instrument for fipronil and its metabolites was 5×10-12g. The lowest detecting concentration was 0.0005mg/kg. The average recovery and coefficient of variation of this method were 85.4%~95.8% and 2.3%~12.0%, respectively.
    该方法仪器最低检出量为5×10 -12g,最低检出浓度为0.0005mg/kg,平均回收率为85.4 %~95.8 % ,变异系数为2.3 %~12.0 %
    The average trapping efficiency was 98 4%,the average desorption efficiency was 94 3%,and the total uncertainty was 8 2%,when the trapping volume was 2 0 L,the lowest detected concentration of 1 bromopropane was 2 4 mg/m 3. [Conclusion] This method is simple,sensitive,proper and well repeatitional.
    采样 2 0L时最低检测浓度为 2 4mg/m3 溴丙烷 ; 总不确定度为 8 2 %。
 

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