Results 101 to 110 of about 107,390 (195)

A new high-sensitive nephelometric method for assaying serum C-reactive protein based on phosphocholine interaction [PDF]

open access: yes, 2014
Background: The measurement of C-reactive protein (CRP) concentrations has been of interest as a classical marker of acute phase response; in addition, it has been of particular interest in cardiovascular risk stratification where high-sensitive ...
Alsaadi, Hani   +3 more
core   +1 more source

VALIDASI METODE ANALISA PENETAPAN KADAR EPIGALOKATEKIN GALAT DENGAN KROMATOGRAFI CAIR KINERJA TINGGI

open access: yesPharmaciana, 2014
High Performance Liquid Chromatography (HPLC) was one of analytical methods commonly to determine the concentration of epigallocatechin gallate (EGCG) on green tea extract. The method must be validated in order to fit to its purpose.
Nining Sugihartini   +3 more
doaj   +1 more source

Determination of 22 Pesticide Residues in Cowpeas and Mangoes by One-step QuEChERS Combined with Ultra Performance Liquid Chromatography-Mass Spectrometry

open access: yesShipin gongye ke-ji
A one-step QuEChERS automated detection technology for 22 pesticides in cowpeas and mangoes was established based on ultra-high performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS). The sample was extracted by acetonitrile containing 1%
Kaixuan TONG   +6 more
doaj   +1 more source

Analysis of the European baseline survey of norovirus in oysters

open access: yesEFSA Journal, 2019
The European Commission requested scientific technical assistance for the analysis of a European Union coordinated monitoring programme on the prevalence of norovirus in raw oysters.
European Food Safety Authority (EFSA)
doaj   +1 more source

Simultaneous Determination of Nitrite and Nitrate in Milk Samples by Ion Chromatography Method and Estimation of Dietary Intake [PDF]

open access: yes, 2016
The presence of nitrate and nitrite in foods may be considered hazardous after ingestion in the gastrointestinal tract due to their reaction with naturally occurred secondary amines to form potentially carcinogenic nitrosamines.
Chamandust, S.   +6 more
core  

Validation of a Thin-Layer Chromatography for the Determination of Hydrocortisone Acetate and Lidocaine in a Pharmaceutical Preparation

open access: yesThe Scientific World Journal, 2014
A new specific, precise, accurate, and robust TLC-densitometry has been developed for the simultaneous determination of hydrocortisone acetate and lidocaine hydrochloride in combined pharmaceutical formulation.
Małgorzata Dołowy   +2 more
doaj   +1 more source

LIMIT OF DETECTION (LOD) AND LIMIT OF QUANTITATION (LOQ) OF DR 1900 SPECTROPHOTOMETER FOR DYES ANALYSIS

open access: yesBerkala Penelitian Teknologi Kulit, Sepatu, dan Produk Kulit
Dyes is not easily degraded in the environment. It can be causing environmental pollution. The concentration of these dyes must be monitored when using it in a process. The most common method to measuring dye’s concentration is spectrometry, such as using dr 1900 spectrophotometer.
null Wijayanti, Siti Rochmah
openaire   +1 more source

Quaternized tetraethylenepentamine-capped AgNPs for selective and rapid colorimetric detection of mercury(II) in water

open access: yesScientific Reports
This work utilized silver nanoparticles (AgNPs) capped with both tetraethylenepentamine (TEPA) and quaternized tetraethylenepentamine (Q-TEPA) as stabilizer and selective recognition element for Hg2+ over competing metal ions (Fe2+, Fe3+, Zn2+, Cu2+, Pb2+
Mansour D. Alharthi   +2 more
doaj   +1 more source

Quantification of growth hormone in serum by isotope dilution mass spectrometry [PDF]

open access: yes, 2009
Inter-assay variation of antibody based routine tests is hampering comparability of measurement results for growth hormone (GH) between different laboratories and decision making in clinical practice. Here it is demonstrated, that quantification of GH by
André   +4 more
core   +1 more source

Estudio y diseño de un controlador LOQ en Matlab para la suspensión semi-activa de un vehículo ferroviario

open access: yes, 2017
Este proyecto abarca el diseño de un controlador óptimo LQG mediante el programa matemático MATLAB, para su uso en la suspensión de un vehículo ferroviario. En primer lugar se desarrolla un estudio del estado del arte tanto de la suspensión en vehículos ferroviarios como de los sistemas de control.
openaire   +3 more sources

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