Solvent vapor

The primary research aim of this project is to provide a methodology for the measurement of OPFR chemicals in fish samples. This will be achieved by enhancing the QuEChERS technique, with a particular focus on improving the conditions for solvent vaporization and validating the analytical method.

7p viellison 28-03-2024 3 1   Download

Part 3 book "Gas purification" includes content: Absorption of water vapor by dehydrating solutions; gas dehydration and purification by adsorption; thermal and catalytic conversion of gas impurities; physical solvents for acid gas removal; membrane permeation processes; miscellaneous gas purification techniques.

456p muasambanhan06 01-02-2024 4 2   Download

Part 1 book "Concepts and applications in veterinary toxicology - an interactive guide" includes content: General principles of toxicology; disposition and fate of toxicants; mechanism of toxicity; toxic effects of pesticides and agrochemicals; toxic effects of metals and micronutrients; toxicologic hazards of solvents, gases, vapors, and other chemicals; toxicities from human drugs

178p muasambanhan04 11-01-2024 3 1   Download

Part 2 book "Casarett and Doull's toxicology - The basic science of poisons" includes content: Toxic responses of the nervous system, toxic responses of the ocular and visual system, toxic responses of the heart and vascular system, toxic responses of the skin, toxic responses of the reproductive system, toxic responses of the endocrine system, toxic effects of pesticides, toxic effects of metals, toxic effects of solvents and vapors, toxic effects of radiation and radioactive materials, toxic effects of plants and animals, toxic effects of calories.... and other contents.

722p muasambanhan01 11-12-2023 9 3   Download

Zeolite-templated synthesis of ordered microporous carbons was performed with Ca2+ ion-exchanged Y and beta zeolites, where the conventionally used carbon source gases (e.g., ethylene and propylene) were replaced by various organic solvents, such as methanol, ethanol, isopropanol, acetone, tetrahydrofuran, and diisopropyl ether.

9p vironald 15-12-2022 8 2   Download

The study was conducted at Fuji Seal Vietnam Co., Ltd. to examine the exposure and health risks of workers working in the printing and ink phase area when exposed to solvent vapor through the respiratory apparatus Toluene, Methyl Ethyl Ketone, Ethyl Acetate, Isopropyl Acohol.

9p cothumenhmong11 05-05-2021 14 1   Download

In the last few years, perovskite solar cells have attracted enormous interest in the photovoltaic community due to their low cost of materials, tunable band gap, excellent photovoltaic properties and easy process ability at low temperature. In this work, we fabricated hole-conductorfree carbon-based perovskite solar cells with the monolithic structure: glass/FTO/bl-TiO2/(mpTiO2/mp-ZrO2/mp-carbon) perovskite.

9p nguyenxuankha_bevandan 14-08-2020 18 2   Download

Oilseeds are crucial for the nutritional security of the global population. The conventional technology used for oil extraction from oilseeds is by solvent extraction. In solvent extraction, n-hexane is used as a solvent for its attributes such as simple recovery, non-polar nature, low latent heat of vaporization (330 kJ/kg) and high selectivity to solvents.

7p vijiraiya2711 27-05-2020 9 1   Download

Blends of poly(styrene)-block-poly(methyl methacrylate) (PS-b-PMMA) and poly(lactide) (PLA) were deposited in the form of thin films on the surface of modified silicon wafers and exposed to tetrahydrofuran (THF) vapor annealing. It was shown that in specific experimental conditions, a core-shell morphology consisting in cylinders with a PMMA shell and a PLA core, within a continuous matrix of PS, was formed.

8p viengland2711 23-07-2019 21 1   Download

The objectives of the thesis: Research and fabricate the one-dimensional (1D) – nanoporous silicon microcavity (1D-NPSMC) structures by using electrochemical etching method with the selectivity of wavelength in visible range from 200 nm to 800 nm.

28p xacxuoc4321 09-07-2019 29 5   Download

Impurities in the purge gas, organic compounds outgassing from the plumbing ahead of the trap, and solvent vapors in the laboratory account for the majority of contamination problems. The analytical system must be demonstrated to be free from contamination under the conditions of the analysis by running laboratory reagent blanks as described in Section 8.1.3. The use of non-Teflon plastic tubing, non-Teflon thread sealants, or flow controllers with rubber components in the purge and trap system should be avoided....

16p cao_can 02-01-2013 60 4   Download

MAJOR REFINERY PRODUCTS 1. Liquefied Petroleum Gas (LPG): which consists principally of propane and butane, is used as domestic fuel and is an intermediate material in the manufacture of petrochemicals. 2. Solvents: These include benzene, toluene and xylene. 3. Gasoline: is the most important refinery product with boiling ranges from ambient temperatures to about 200°C. The important qualities for gasoline are octane number, volatility, sulfur content and vapor pressure.

16p vitconsieuquay 19-08-2011 293 152   Download

process approach becomes one of continuous operation. The substitution of processes can be applied on a fundamental basis, for example, substitution of airless spray for conventional spray equipment can reduce the exposure of a painter to solvent vapors. Substitution of a paint dipping operation for the paint spray operation can reduce the potential hazard even further. In any of these cases, the automation of the process can further reduce the potential hazard (Table 74.5). 74.7.

16p hiruscar 22-10-2010 64 9   Download

The substitution of processes can be applied on a fundamental basis, for example, substitution of airless spray for conventional spray equipment can reduce the exposure of a painter to solvent vapors. Substitution of a paint dipping operation for the paint spray operation can reduce the potential hazard even further. In any of these cases, the automation of the process can further reduce the potential hazard (Table 74.5). 74.7.

16p liemthanh 16-12-2009 132 19   Download