Results 21 to 30 of about 383,968 (310)

Certification of C-reactive Protein in Reference Material ERM-DA472/IFCC [PDF]

open access: yes, 2009
The production and certification of ERM-DA472/IFCC, a new reference material certified for C-reactive protein (CRP), is described. ERM-DA472/IFCC was characterised using the reference material ERM-DA470 as calibrant.
CHAROUD-GOT Jean   +9 more
core   +1 more source

Certified Reference Material of Tylosin Tartrate

open access: yesMeasurement Standards. Reference Materials, 2023
To date, antibiotics are often used in the treatment of infectious diseases in medicine and veterinary medicine, as well as growth promoters in animal husbandry. The uncontrolled use of antibiotics leads to antibiotic residues in food products that are easily transmitted to humans through food chains.
A. Yu. Gulyaeva   +4 more
openaire   +1 more source

Certification of Plasmid DNA containing 98140 Maize DNA Fragments - Certified Reference Material ERM®-AD427 [PDF]

open access: yes, 2011
This report describes the preparation, characterisation, stability and suitability of the certified reference material (CRM) ERM-AD427, which contains a plasmid (pIRMM-0090) carrying a defined 2'-desoxyribonucleic acid (DNA) fragment specific for a ...
BROEDERS Sylvia   +7 more
core   +1 more source

Certified reference material for coal in accordance with the PN-EN ISO 17034:2017-03 standard and ISO GUIDE 35:2017

open access: yesEnvironmental & Socio-economic Studies, 2023
Due to an absence of domestic certified reference materials for coal on the Polish market, an attempt was made to manufacture a new and innovative product tailored to its needs.
Więcek Katarzyna   +3 more
doaj   +1 more source

Research and preparation on the certified reference material for the determination of wheat flour quality curve - stabilization time

open access: yesLiang you shipin ke-ji, 2021
According to the requirements of GB/T 15000—2008 《Directives for the work of reference materials preparation》, the method of preparing reference materials for determination of wheat flour quality curve- stability time is established.
GAO Yan   +3 more
doaj   +1 more source

Certification of Reference Materials of Maize Seed Powder containing Genetically Modified MON 810 Maize: Certified Reference Materials ERM®-BF413k (ERM®-BF413ak, ERM®-BF413ck, ERM®-BF413ek, ERM®-BF413gk) [PDF]

open access: yes, 2009
The report describes the processing and certification of four maize seed powder Certified Reference Materials (CRMs) containing different mass fractions of genetically modified (GM) MON 810 maize (ERM-BF413ak, ck, ek, gk).
BROOTHAERTS Wim   +9 more
core   +1 more source

Alkalinity determination by potentiometry: intercalibration using three different methods

open access: yesCiencias Marinas, 2000
Seawater was sampled from different depths in the North Atlantic Ocean (Canary Islands region) and distributed among three different labs for the determination of titration alkalinity.
L Mintrop   +4 more
doaj   +1 more source

Sr Isotopic Composition of NIES Certified Reference Material No. 28 Urban Aerosols

open access: yesFrontiers in Environmental Chemistry, 2021
An interlaboratory study of the National Institute for Environmental Studies (NIES) certified reference material (CRM) No. 28 Urban Aerosols collected from the filters of a central ventilating system in a building in the Beijing city center from 1996 to ...
Akane Yamakawa   +10 more
doaj   +1 more source

Preparation and certification of IRMM-1000a (20 mg) and IRMM-1000b (50 mg) - Certified uranium reference material for the production date [PDF]

open access: yes, 2015
This report describes the development and certification of IRMM-1000a and IRMM-1000b, a uranium reference material certified for the production date based on the 230Th/234U radiochronometer. The certified value was assigned following ISO Guide 34:2009 [ ]
AREGBE Yetunde   +7 more
core   +1 more source

Development of a certified reference material for the physical properties of the soil clay (loam)

open access: yesСтандартные образцы, 2019
Introduction. The article presents results of developing a certified reference material for the physical properties of the soil clay (loam). The certified characteristics of the reference material are as follows: moisture content at the liquid limit via ...
I. N. Matveeva, V. V. Tolmachev
doaj   +1 more source

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