Results 11 to 20 of about 1,387,172 (310)
BMC Public Health, 2022 Background Temperature excursions occur during the transport and storage of pharmaceuticals, and often result in considerable losses for public health programs operating in countries with limited resources.
David Jenkins +2 more
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Liang you shipin ke-ji, 2022 This research aimed to establish a determination of thiourea in wheat flour and its products of high performance liquid chromatography (HPLC) method. Thioureas in wheat flour and noodle samples were extracted with pure water under ultrasonic conditions ...
WANG Qiu +4 more
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Shipin yu jixie, 2023 Objective: This study aimed to establish a rapid screening method for 57 drugs illegally added to medicinal and edible food. Methods: Extracted samples were purified by QuEhERS pretreatment technology, and 57 kinds of illegal addition of drugs were ...
QI Yan +4 more
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Uncertainty Evaluation of Benzopyrene Determination in Foods by HPLC
Liang you shipin ke-ji, 2021 To assess the precision and accuracy of the benzopyrene detection method， uncertainty evaluation model was established by High Performance Liquid Chromatography (HPLC).
WANG Qiu +4 more
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Behavior monitoring model of kitchen staff based on YOLOv5l and DeepSort techniques [PDF]
MATEC Web of Conferences, 2022 Although the monitoring system has been widely used, the actual monitoring task still needs more manpower to complete. This paper takes yolov5l model and deep sort algorithm as the basic framework to identify and track the staff in kitchen environment ...
Guo Xiaotong +5 more
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Multi-Product Firms and Product Quality [PDF]
SSRN Electronic Journal, 2012 We examine the global operations of multi-product firms. We present a flexible heterogeneous firm trade model with either limited or strong scope for quality differentiation. Using customs data for China during 2002-2006, we empirically establish that firms allocate activity across products in line with a product hierarchy based on quality.
Kalina Manova, Zhiwei Zhang
openaire +4 more sources
Automatic Detection of Sorbite Content in High Carbon Steel Wire Rod
Metals, 2023 This paper presents a method for the automatic detection of sorbite content in high-carbon steel wire rods. A semantic segmentation model of sorbite based on DeepLabv3+ is established.
Xiaolin Zhu +6 more
doaj +1 more source
Horizontal mergers and product quality [PDF]
Canadian 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
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Molecules, 2023 Background: Isoniazid is a leading tuberculosis treating medication. Global supply chains provide essential medicines such as isoniazid to resource-limited areas.
Matthew Eady +3 more
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Quality Storage Of Grain - A Guarantee Of Production Of Quality Products
The American Journal of Horticulture and Floriculture Research, 2021 The complexity of organizing the storage of large batches of grain and grain products is due to their physiological and physicochemical properties. Grain is a living organism in which various life processes take place; the intensity of these processes depends on the external environmental conditions. If the external environment has a positive effect on
Mamatojiev Sharip Ikromovich +3 more
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