Showing 6,761 - 6,780 results of 7,816 for search '"column"', query time: 0.07s Refine Results
  1. 6761
  2. 6762
  3. 6763

    Thiazolidinone Steroids Impregnated Polyurethane Foams as a Solid Phase Extractant for the Extraction and Preconcentration of Cadmium(II) from Industrial Wastewater by Mohammad S. Tawfiq Makki, R. Mohammady Abdel-Rahman, K. Ommar Alfooty, Mohammad S. El-Shahawi

    Published 2011-01-01
    “…Compound II treated PUFs sorbent was successfully packed in glass column for complete extraction and / or determination of trace concentrations of cadmium(II) in wastewater samples with satisfactory recovery (95±2.6). …”
    Get full text
    Article
  4. 6764

    Simultaneous Determination of Five Chromones of Radix Saposhnikoviae Extract in Rat Plasma by UPLC-MS/MS: Application to a Comparative Pharmacokinetic Study in Normal and Febrile R... by Li Meng, Hui Gao, Bin Chen, Peng-peng Liu, Guo-shun Shan, Fan Zhang, Tian-zhu Jia

    Published 2019-01-01
    “…The Waters Acquity UPLC BEH C18 (50 mm × 2.1 mm, 1.7 μm) was used as the chromatographic column, 0.1% formic acid water and 0.1% formic acid acetonitrile comprised the mobile phases, and all samples were determined under positive ion mode. …”
    Get full text
    Article
  5. 6765
  6. 6766

    Ultrasonic-Assisted Thymol and Carvacrol Extraction from Za’atar Leaves Using Cold-Pressed Sesame Oil by Noyal Aweidah, Hani Naseef, Ramzi Muqdi, Mohammad A. Farraj

    Published 2021-01-01
    “…In addition, a high-performance liquid chromatography (HPLC) analytical method was developed by using a C8 column and 0.05% trifluoroacetic acid as a buffering agent. …”
    Get full text
    Article
  7. 6767

    Development and Validation of UPLC-MS/MS Method for Determination of Enasidenib in Rat Plasma and Its Pharmacokinetic Application by Shuang-long Li, Yong-liang Zhu, Yi Zhang, Shu-han Liu, Xiang-die Wang, Xiang-jun Qiu

    Published 2020-01-01
    “…We used the Acquity UPLC BEH C18 column to separate enasidenib and IS. Under the positive ion electrospray ionization (ESI) source conditions, the mass transfer pairs of enasidenib were monitored by multiple reaction monitoring (MRM) to be m/z 474.2 ⟶ 456.1 and m/z 474.2 ⟶ 267.0, and the IS mass transfer pairs were m/z 285.0 ⟶ 154.0. …”
    Get full text
    Article
  8. 6768
  9. 6769
  10. 6770
  11. 6771

    Research on the Characteristics of Coal Bump and Monitoring and Early Warning in Hujiahe Coal Mine by Fei Yu, Tong Zhang, Zhen Wei

    Published 2022-01-01
    “…The bearing capacity of the coal sample decreases rapidly during the accelerated development period. (2) According to the simulation and field monitoring, it is known that 0~100 m in front of the coal mining face belongs to the key monitoring area. (3) With the advancement of the working face, different coal pillar widths have obvious effects on the vertical stress, and stress increase and decrease zones appear on both sides of the coal column, and the peak stress shows the characteristics of increasing first and then decreasing with the advancement of the working face. …”
    Get full text
    Article
  12. 6772
  13. 6773

    NEWS You Can Use— Helping Older Adults Make Informed Food Choices by Chih-Cheng Lu, Sarah Francis

    Published 2024-12-01
    “…Descriptive statistics and chi-square tests were employed for sociodemographic analysis, while z-tests with Bonferroni correction compared column proportions. Respondents were primarily female (64.5%), aged 60-69 (52.1%). …”
    Get full text
    Article
  14. 6774

    Sparse Orthogonal Circulant Transform Multiplexing for Coherent Optical Fiber Communication by Yukui Yu, Wei Wang, Xing Ouyang, Zhenpeng Wang, Jian Zhao

    Published 2018-01-01
    “…This technique uses an inverse sparse orthogonal circulant transform (S-OCT) matrix, which is simple and contains only two nonzero elements in each column, to multiplex information of different subcarriers. …”
    Get full text
    Article
  15. 6775
  16. 6776

    A High-Throughput Size Exclusion Chromatography Method to Determine the Molecular Size Distribution of Meningococcal Polysaccharide Vaccine by Imran Khan, K. M. Taufiqur Rahman, S. M. Saad Us Siraj, Mahbubul Karim, Abdul Muktadir, Arpan Maheshwari, Md Azizul Kabir, Zebun Nahar, Mohammad Mainul Ahasan

    Published 2016-01-01
    “…The analyses were performed on a XK16/70 column packed with sepharose CL-4B with six different batches of Ingovax® ACWY, a meningococcal polysaccharide vaccine produced by Incepta Vaccine Ltd., Bangladesh. …”
    Get full text
    Article
  17. 6777

    Early Identification of Traumatic Durotomy Associated with Atlantooccipital Dislocation May Prevent Retropharyngeal Pseudomeningocele Development by Robert S. Qiu, Mina G. Safain, Max Shutran, Alejandra M. Hernandez, Steven W. Hwang, Ron I. Riesenburger

    Published 2015-01-01
    “…We present the case of a 60-year-old man involved in a motor vehicle accident who suffered an atlantooccipital dislocation and C5-C6 three-column injury. A unique MRI image of a defect in the ventral dura posterior to C2 was appreciated. …”
    Get full text
    Article
  18. 6778
  19. 6779
  20. 6780