Results 31 to 40 of about 17,831,371 (352)

Coprecipitation Preparation of Cu/Zn/Al-Hydrotalcite-Like Compound for Copper Removal from Electroplating Wastewater

open access: yesJournal of Chemistry, 2019
Cu/Zn/Al-hydrotalcite-like compound (Cu/Zn/Al-HTlc) was prepared by the coprecipitation method with ZnII, AlIII cations solution, and electroplating wastewater containing CuII cation. The preparation conditions of Cu/Zn/Al-HTlc were optimized.
Dekui Bai   +5 more
doaj   +1 more source

Analysis of Cylinder Comp Product Quality Control with Proposed Improvements at PT. Jakarta Automotive

open access: yesInternational Journal of Innovative Science and Research Technology
In the era of globalization, the manufacturing industry faces its biggest challenge, namely the demands of consumer needs with high quality standards. Various kinds of waste often occur in the production process, one of which is caused by a poor layout ...
Rizqi Adji Ramdani   +2 more
semanticscholar   +1 more source

Horizontal mergers and product quality [PDF]

open access: yesCanadian Journal of Economics/Revue canadienne d'économique, 2014
AbstractWe study the effects of a horizontal merger when firms compete on price and quality. In a Salop framework with three symmetric firms, several striking results appear. First, the merging firms reduce quality but possibly also price, whereas the outside firm increases both price and quality. As a result, the average price in the market increases,
Brekke, Kurt R.   +2 more
openaire   +9 more sources

Evaluation of Measurement Uncertainty for the Determination of Pyridaben and Other Nine Pesticide Residues in Tea by Gas Chromatography-Mass Spectrometry

open access: yesShipin gongye ke-ji, 2022
Objective: To evaluate the uncertainty of determination of nine pesticides in tea by gas chromatography and mass spectrometry (GC-MS). Methods: The uncertainties of nine pesticide residues in tea were evaluated by GC-MS combined with internal standard ...
Jun LI   +5 more
doaj   +1 more source

Dimensions of perceived product quality – understanding the consumer’s view [PDF]

open access: yes, 2009
Objectives. We identify core product quality components from the consumers’ perspective and construct a psychometrically sound instrument for their assessment within different purchasing contexts. Methods.
Brändli, Dieter   +3 more
core   +1 more source

Animals Fed Insect-Based Diets: State-of-the-Art on Digestibility, Performance and Product Quality

open access: yesAnimals, 2019
Simple Summary The need for new alternative nutrient sources for feed production, to face the expected future consumer demand for animal products, has led to an increase in research on the possible uses and effects of insect-derived products (meals and ...
L. Gasco   +4 more
semanticscholar   +1 more source

Pharmaceutical Product Quality [PDF]

open access: yes, 1991
Because of the high doses employed — which can be more than 100 g substance per patient and examination — the demands made of CM in respect to their chemical purity are particularly high.
openaire   +1 more source

Study on the geographical origin and characteristic differential components of Qianbei Ma lamb based on rapid evaporative ionization mass spectrometry

open access: yesCzech Journal of Food Sciences
A rapid evaporative ionization mass spectrometry (REIMS) method combined with intelligent knife (iKnife) method was developed to explore the geographical origin and characteristic differential components of Qianbei Ma lamb.
Ji Zhang   +6 more
doaj   +1 more source

Isolation, Screening, and Degradation Characteristics of a Quinclorac-Degrading Bacterium, Strain D, and Its Potential for Bioremediation of Rice Fields Polluted by Quinclorac

open access: yesMicrobiology Spectrum, 2021
Quinclorac (QNC) is a persistent, highly selective, hormonal herbicide of low toxicity. QNC accumulates in soil and affects the growth and development of crops planted subsequent to its application. In this study, we isolated and screened a QNC-degrading
Siqi Huang   +6 more
doaj   +1 more source

Country Image, Perceived Product Quality and Purchase Intention: the Moderating Roles of Quality Warranty Certificate and Country-Image Transferred Strategies [PDF]

open access: yes, 2019
This article aims at researching on the relationship of country image and customer perception on product quality and purchasing intention in South Korean.
Choi, H. J. (Hyeok)   +2 more
core  

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