Search Results - "analytical chemist"
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1
A review of the determination of organic compounds in Bayer process liquors
Published 2011“…Bayer process liquors present a difficult and complex matrix to the analytical chemist, and the history of the application of modern analytical techniques to this problem is a case study in innovation. …”
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2
Preliminary studies on Acalypha indica: Proximate analysis and phytochemical screening
Published 2016“…Methods: The dried samples of root, leaves, stem and whole plant were analysed for protein, total fat, ash, moisture, water activity and crude fibre according to guideline by Association of Official Analytical Chemist. The phytochemicals content were based on standard method. …”
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3
Assessment Of Herbal Crude And Extract Of Labisia Pumila By Chemometrics-Assisted Interpretation Of Ftir.
Published 2005“…Pharmacognosical analysis of medical herbs remains as a challenging issue for analytical chemists, as herbs are a complicated system of mixtures.…”
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4
Adulteration Detection Of Stingless Bee Honey Using Untargeted 1h-Nmr Metabolomics In Addressing The Limitation Of Stable Carbon Isotope Ratio Analysis
Published 2022“…To determine the authenticity of honey in general, the current internationally accepted method used is the Association of Official Analytical Chemists (AOAC) Internal Standard Carbon Isotope Ratio Analysis (ISCIRA) method.…”
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5
Screening of tropical medicinal plants for sporicidal activity
Published 2015“…The spores of B. cereus was harvested after incubation at 30°C for 1 week and treated with various plant extracts using the method of Standard Operating Procedure for the AOAC (Association of Official Analytical Chemists) Sporicidal Activity. Glutaraldehyde was used as a positive control. …”
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6
Assessment of nutritional and mineral composition of different parts of Schismatoglottis bauensis
Published 2012“…Proximate analysis was carried out by measuring total protein, fats, carbohydrate, ash and moisture contents following official methods of Association of Official Analytical Chemists. Macro- (Ca, Na, K) and micronutrients (Fe, Cu, Zn) were analyzed using atomic absorption spectrometry. …”
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7
Seed quality, physical properties and proximate compositions of Adan rice
Published 2015“…Proximate composition analysis assessment was done using Association of Official Analytical Chemists (AOAC) method. The moisture content, ash, protein, fat, carbohydrate and fibre were 10.43%, 0.50%, 6.30%, 0.22%, 81.49% and 5.61%. …”
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8
Seed quality, physical properties and proximate compositions of Adan rice
Published 2015“…Proximate composition analysis assessment was done using Association of Official Analytical Chemists (AOAC) method. The moisture content, ash, protein, fat, carbohydrate and fibre were 10.43%, 0.50%, 6.30%, 0.22%, 81.49% and 5.61%. …”
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9
Assessment of nutritional and mineral composition of different parts of Schismatoglottisbauensis
Published 2012“…Proximate analysis was carried out by measuring total protein, fats, carbohydrate, ash and moisture contents following official methods of Association of Official Analytical Chemists. Macro- (Ca, Na, K) and micronutrients (Fe, Cu, Zn) were analyzed using atomic absorption spectrometry. …”
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10
The nature of forensic ethics in bioanalytical science
Published 2019“…To harness potentials of the newly growing science of bioanalysis, thus, the analytical chemists need to address, not only matters of method and techniques, but also the ethical implications of bioanalysis, especially the forensic science. …”
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11
Carbon steel corrosion: a review of key surface properties and characterization methods
Published 2017“…This article is expected to appeal to a broad scientific community, including but not limited to corrosion scientists, material chemists, analytical chemists, metal physicists, corrosion and materials engineers.…”
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12
The ethical concerns of bioanalytical chemistry: the case of forensic science
Published 2018“…To harness potentials of the newly growing science of bioanalysis, the analytical chemists need to address, not only matters of accuracy and preciseness of measurement methods and techniques, but also the ethical implications of bioanalysis. …”
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13
Assessment of acute toxicity, behaviours and water parameter correlations in nile tilapia (Oreochromis niloticus) exposed to iron salts
Published 2025“…Water parameters of pH, temperature, dissolved oxygen (DO), and total organic carbon (TOC) were measured using standard procedures of the OECD Test Guideline No. 203 and Association of Official Analytical Chemists (AOAC). The findings showed the lethal concentration (LC50) and lethal time (LT50) of total ferrous and ferric sulfate were 135.6 mg/L, 9.9 mg/L, and 340 h and 216 h, respectively, through probit analysis. …”
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14
A Novel Integrative Methodology for Research on Pot-honey Variations During Post-harvest
Published 2022“…Diverse methods were selected from specialized literature, from the AOAC (Association of Official Analytical Chemists), and the International Honey Commission. …”
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15
Oils and fats analysis - recent advances and future prospects
Published 2004“…These analyses are important tools for analytical chemists, food professionals and regulatory authorities in ensuring compliance and enforcement becoming more educated, well informed and mire demanding on their rights to purchase quality food products, more research and analytical developments for food authenticity, especially for halal food, are needed. …”
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16
A novel integrative methodology for research on pot-honey variations during post-harvest
Published 2022“…Diverse methods were selected from specialized literature, from the AOAC (Association of Official Analytical Chemists), and the International Honey Commission. …”
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17
Ion suppression; A critical review on causes, evaluation, prevention and applications
Published 2013“…The consequences of matrix effects in mass spectrometry analysis are a major issue of concern to analytical chemists. The identification of any ion suppressing (or enhancing) agents caused by sample matrix, solvent or LC-MS system components should be quantified and measures should be taken to eliminate or reduce the problem. …”
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18
A comparative evaluation of nutritional composition and antioxidant properties of six Malaysian edible seaweeds
Published 2023“…The moisture, ash, protein, fat, and total dietary fibre contents of the seaweeds were analysed according to the Association of Official Analytical Chemists methods. Total available carbohydrate content was assessed using the Clegg-anthrone method. …”
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19
Determining the suitability of mass spectrometry for understanding the dissolution processes involved with pharmaceutical tablets
Published 2015“…RATIONALE: A current challenge for analytical chemists is the development of measurement systems and approaches required to understand dynamic processes such as tablet dissolution. …”
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20
A new derivatizing method for the simultanous determination of 3-monochloropropanediol and 1,3- dichloropropanol in heat processed food samples / Lee Bai Qin
Published 2017“…The Association of Official Analytical Chemists (AOAC) method of 3-MCPD detection requires highntemperature heating (60°C) and a costly derivatizing agent (61.10 USD mL-1 ), heptafluorobutyrylimidazole (HFBI). …”
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