نتایج جستجو برای: optimum recovery

تعداد نتایج: 266320  

2011
Sangeeta Negi Suneel Gupta Rintu Banerjee

Simultaneous extraction and purification of glucoamylase and protease produced concomitantly by Aspergillus awamori Nakazawa MTCC 6652 in a single fermentor using solid-state fermentation (SSF) has been studied. Soaking for 2 h at room temperature (around 30 °C) in 10 % glycerol was found to be most suitable for optimum simultaneous extraction of glucoamylase and protease with the yield of 8645...

2010
Min-seuk Kim Eun-young Kim Jinki Jeong Jae-chun Lee Wonbaek Kim

In this study, the recovery of platinum and palladium from petroleum catalysts has been elaborated using a method consisting mainly of dissolving alumina substrate in sulfuric acid thereby concentrating the precious metals in the residue. The effect of dissolution temperature and time, concentration of sulfuric acid, and pulp density on the dissolution of alumina substrate was investigated syst...

Journal: :British Journal of Neuroscience Nursing 2021

Background: Neuroplasticity refers to the brain's ability reorganise and change in response experience or after brain damage. is an imperative component of recovery from stroke, rehabilitation aims capitalise on this during a patient's recovery. Aims: To highlight role neuroplasticity stroke explore how nursing can use it. Methods: The paper narrative review literature Findings: Nurses play piv...

Journal: :Journal of clinical microbiology 1999
M Gottschalk S Lacouture L Odierno

Isolation of specific serotypes of Streptococcus suis from the tonsils, nasal cavities, and genital tract is difficult, since low-pathogenic serotypes and untypeable strains also inhabit these sites. An immunomagnetic separation (IMS) technique for the selective isolation of S. suis serotypes 2 and 1/2 was standardized. Superparamagnetic polystyrene beads (immunomagnetic beads or IMB) were coat...

2008
T. Itakura H. Imaizumi R. Sasai H. Itoh

Detoxification of polluted water containing chromium and phosphorous and its resource recovery were investigated by hydrothermal mineralization using Ca(OH)2 or CaCl2 mineralizers. Under the optimum treatment condition for removing chromic acid (at 473 K, for 2 h using CaCl2 mineralizer in an in situ sampling-type autoclave), CrO4 was recovered as CaCrO4 and the concentration in the treated-wat...

2011
Mohammad-Taghi Golmakani Jose A. Mendiola Karamatollah Rezaei

28 In the present work, two extraction techniques and two green solvents have 29 been tested to obtain γ-linolenic acid (GLnA)-enriched fractions from Arthrospira 30 platensis (Spirulina). Expanded ethanol with supercritical CO2 (Gas Expanded 31 Liquid Extraction, GXL) and Pressurized liquid extraction (PLE) using mixtures 32 of ethanol:ethyl lactate were tested and optimized chemometrically. R...

2016
Heng Zhang Suxiang Li Xue Song Pengfei Li Junxun Li

This work has established the optimum reaction conditions in a biphasic system using microcrystalline cellulose as the raw material, an ionic liquid as the solvent, metal chloride as a catalyst, and an organic solvent as the extraction reagent. The optimum reaction conditions were microcrystalline cellulose:ionic liquid 1:10 (mass ratio), chromium(III) chloride (CrCl3) 6.8 mol% (based on the gl...

Journal: :Jurnal kimia Mulawarman 2022

The research of silica gel manufacturing from cane pulp cinders (Saccharum Officinarum) and the application for Cu (II) ion adsorption has been done. done by some variaties, such as pH, concentration, contact time. result shows optimum pH was 8, concentration 8 ppm, time 75 minutes. perecentage recovery 90,28%, effectivity can be applicated ion.

Journal: :Journal of public economics 1986
Y Ng

"An ethical objection is raised against the Blackorby-Donaldson criterion of optimum population maximizing the sum total of utilities in excess of some critical level, since it may disprefer a social state with more people and with more worthwhile lives. However, the criterion may serve as a practicably reasonable compromise between maximizing total and average utility. Nevertheless, an alter...

Journal: :British journal of anaesthesia 1994
N J Harper M Wallace I A Hall

There is controversy about the optimum dose of neostigmine for antagonizing neuromuscular block. We have studied 57 patients undergoing gynaecological surgery to establish a dose-response relationship when neostigmine was given to antagonize atracurium-induced block. Anaesthesia was induced with thiopentone and fentanyl and maintained with nitrous oxide and enflurane in oxygen and neuromuscular...

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