Results 1 to 10 of about 307,174 (218)

Determination of Chlormequat Residues in Grains and Oils by Gas Chromatography-Tandem Massspectrometry with QuEChERS

open access: yesLiang you shipin ke-ji, 2022
The aim of this study is to develop a method for the determination of chlormequat (CCC) residues in grain and oil. The pretreatment by using QuEChERS and Gas Chromatography-Tandem Massspectrometry (GC-MS/MS) analysis were optimized.
LIU Fu-ying   +3 more
doaj   +1 more source

Preparation and Rheology of Magnetorheological Fluid Using Six Kinds of Fumed Silica as Stabilizing Additives [PDF]

open access: yesMATEC Web of Conferences, 2021
In this study, magnetorheological fluid (MRF) was prepared with several kinds of hydrophobic fumed silica in order to improve MRF stability while maintaining desirable fluidity. We conducted steady flow measurements and oil separation tests under gravity
Kanda Makoto   +3 more
doaj   +1 more source

Determination of 16 Polycyclic Aromatic Hydrocarbons in Vegetable Oil by GPC and GC-MS/MS

open access: yesLiang you shipin ke-ji, 2022
A method for the determination of 16 polycyclic aromatic hydrocarbons in vegetable oil by gel permeation chromatography purification coupled with GC-MS/MS was developed.
PENG Xing-xing   +6 more
doaj   +1 more source

Determination of Five Synthetic Colorants in Grain Food by High Performance Liquid Chromatography-tandem Mass Spectrum

open access: yesLiang you shipin ke-ji, 2021
A new application of baking soda was developed, the synthetic colorant in cereal was extracted by adding with methanol solution in this paper.To develop new uses of edible bicarbonate,synthetic colorants were extracted from cereals by adding methanol ...
ZHANG Chun-e   +4 more
doaj   +1 more source

Chemical Composition, Market Survey, and Safety Assessment of Blue Lotus (Nymphaea caerulea Savigny) Extracts

open access: yesMolecules, 2023
Blue lotus, also known as Nymphaea caerulea (Nymphaeaceae), is a water lily found globally in lakes and rivers. With its long history of use in Egyptian culture, blue lotus has been associated with spiritual rituals and health benefits.
Noura S. Dosoky   +6 more
doaj   +1 more source

The Applicability Study for Determination of Fatty Acids in the Grain by Using Automatic Photometric Titration Method

open access: yesLiang you shipin ke-ji, 2020
A fatty acid value determination method in grain was developed by using automatic photometric titrator with KOH as standard titration solution in this paper, in which magnetic stirring apparatus was selected as extraction device, anhydrous ethanol was ...
LI Wei-xiang   +3 more
doaj   +1 more source

Lubricity Properties of Palm Oil Biodiesel Blends with Petroleum Diesel and Hydrogenated Vegetable Oil

open access: yesLubricants, 2023
While the methyl ester structure in biodiesel is responsible for lubrication improvement in base fuels with poor lubricity properties such as ultra-low sulfur diesel and non-upgraded HVO, relatively little is known about its effect on all-level blends ...
Nur Allif Fathurrahman   +6 more
doaj   +1 more source

Study on the quality characteristics of a compounded system composed by highland barley flour and medium strength flour

open access: yesLiang you shipin ke-ji, 2020
Highland barley flour was selected as the research object and mixed with medium gluten wheat flour in this study. The correlation analysis of highland barley powders with different addition amounts on damaged starch, farino graphical properties, pasting ...
GUO Ying, LIU Fu-ying, CHEN Guo-yan
doaj   +1 more source

Study on automatically potentiometric titration simulating manual titration method for determination of fatty acid value of grain

open access: yesLiang you shipin ke-ji, 2020
A more stable and reliable method of the fatty acid values determination in grain was studied based on the establishment of manual titration method associated with the automatic potentiometric titration.The GB/T 20569—2006 Guidelines for evaluation of ...
LI Wei-xiang   +2 more
doaj   +1 more source

Research progress on batch transportation technology of liquid ammonia/methanol/product oil

open access: yesYou-qi chuyun, 2023
With the continuous promotion of energy revolution and energy transition, the product oil consumption in China will peak, and the trend of low delivery volume of product oil pipelines becomes evident increasingly, which puts enormous pressure on product ...
Xin HUANG   +7 more
doaj   +1 more source

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