نتایج جستجو برای: external materials

تعداد نتایج: 616128  

2014
Shunli Zhang Jie Zeng Chuanbao Zhang Yilong Li Haijian Zhao Fei Cheng Songlin Yu Mo Wang Wenxiang Chen

BACKGROUND The measurement of cardiac troponin is crucial in the diagnosis of myocardial infarction. The performance of troponin measurement is most conveniently monitored by external quality assessment (EQA) programs. The commutability of EQA samples is often unknown and the effectiveness of EQA programs is limited. METHODS Commutability of possible EQA materials was evaluated. Commercial co...

Journal: :Indoor air 2007
Q Zhu S Kato S Murakami K Ito

UNLABELLED This study is performed as a part of research that examines the emission and diffusion characteristics of volatile organic compounds (VOCs) from indoor building materials. In this paper, the flow field and the emission field of VOCs from the surface of building materials in a Field and Laboratory Emission Cell (FLEC) cavity are examined by 3D Computational Fluid Dynamics (CFD) analys...

Journal: :Proceedings of International Conference on Leading Edge Manufacturing in 21st century : LEM21 2007

Journal: :E3S web of conferences 2021

The paper discusses anticorrosive materials developed by JSC “СRONOS SPb” for different application oil/gas industry. A series of coatings were tested compliance with industrial Russian and international standards. Epoxy KronEpur 80 NKT the internal surfaces pipelines tubing high Tg comply state standard GOST 58346. KronTag RFID tags protection meet requirements according Hybrid epoxy-urethane ...

Journal: :Clinica chimica acta; international journal of clinical chemistry 2003
W Greg Miller

BACKGROUND The objective of external quality assessment is to evaluate clinical acceptability of laboratory results. It is desirable to evaluate intermethod harmonization and traceability to a reference system. METHODS Conventional matrix-modified processed materials are used in most programs, because they can be produced in large quantities, can have multiple abnormal analytes in the same vi...

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