Results 1 to 10 of about 64,170 (304)

Rhodamine B Purity Certified Reference Material

IOP Conference Series: Earth and Environmental Science, 2019
Abstract In this paper, we report the scientific details of the preparation and certification of pure Rhodamine B certified reference materials, including qualitative analysis, quantitative analysis, homogeneity test, stability test and uncertainty evaluation.
Jinyan Zhou, Yanjie Huang, Junbin Xu, Ling Chen, Qiang Yin, Yuanwen Mao, Keng Lin, Yang Zhou, Xiubin Hua, Shichao Wang   +9 more
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The synthesis and certification of titanium oxide in-house Certified Reference Materials (CRM) [PDF]

, 2021
Samin Samin, Susanna Tuning Sunanti, Kharistya Rozana   +2 more
openalex   +1 more source

Creation of certified reference material based on glycine

Стандартные образцы, 2017
The approaches for creating reference materials of glycine with certified values of nitrogen and base material mass fractions GSO 10272-2013 have been presented.
M. P. Krasheninina, L. K. Neudachina, F. S. Sergeeva, E. P. Sobina   +3 more
doaj  

Certified reference material production in Turkey

Journal of Chemical Metrology, 2017
TUBITAK UME, the national metrology institute of Turkey has become involved in the development of reference materials since 2000, when the first proficiency test was organized for the field laboratories. After 2009, TUBITAK UME has established a clean chemistry laboratory for reference measurements and state-of-the-art reference material processing and
openaire   +2 more sources

Human Urine Certified Reference Material for Arsenic Speciation [PDF]

Clinical Chemistry, 2000
Abstract Background: Chemical speciation analysis is essential for the biological monitoring of inorganic arsenic exposure using urine as indicator medium. There is increasing demand for a certified reference material (CRM) of urine matrix for arsenic speciation.
J, Yoshinaga, A, Chatterjee, Y, Shibata, M, Morita, J S, Edmonds   +4 more
openaire   +2 more sources

Development of certified reference material (CRM) of uranium mass fraction in metallic uranium

Стандартные образцы, 2017
Metallic uranium certified reference material (CRM) has been developed and certified as State certified reference material and Russian 1 class certified material (according to the RF State Standard 8609-2004) within the State system of accounting and ...
I. M. Maksimova, L. A. Karpuk, O. N. Rogozhina, I. B. Nikiforov, E. V. Lapova   +4 more
doaj  

Preparation of Reference Materials GBW10010a for Rice Component and Data Characteristics

Yankuang ceshi, 2020
BACKGROUND With the increased attention paid for the construction of ecological civilization, a comprehensive survey of natural resources is imperative, and new requirements for biological reference materials have also been put forward.
YANG Rong, GU Tie-xin, PAN Han-jiang, LIU Mei, ZHOU Guo-hua   +4 more
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On the system of provision of ojsc "MMC 'Norilsk Nickel'" with interstate and State certified reference materials for quality control of cobalt, nickel, copper and promproducts

Стандартные образцы, 2017
In order to manage the quality of OJSC "MMC "Norilsk Nickel" products the Centre of Certified Reference Material Development has developed and is currently successfully implementing a system of operations provision with interstate and state certified ...
T. V. Shabelnikova, L. E. Yakovleva
doaj  

Preparation of Reference Material for Deep-Sea Rare Earth-Enriched Sediments in the Pacific Ocean

Yankuang ceshi
Rare earth elements play a key role in industrial developments. However, there are few sediment reference materials of rare-earth elements and yttrium (together called REYs) worldwide.
Aimei ZHU, Xuefa SHI, Jihua LIU, Hongmin WANG, Xiaojing WANG, Yazhi BAI, Jingjing CUI   +6 more
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Development and Certification of a Reference Material for Aflatoxins and Zearalenone in Corn/Peanut Blended Vegetable Oil

Foods
A certified reference material (CRM) for aflatoxins (AFTB1, AFTB2, AFTG1, AFTG2) and zearalenone (ZEN) in corn/peanut blended vegetable oil (GBW(E)100863) was developed to address the critical need for matrix-specific reference materials in mycotoxin ...
Jiaojiao Xu, Baifen Huang, Xiaomin Xu, Yiping Ren, Zengxuan Cai   +4 more
doaj   +1 more source