Results 61 to 70 of about 5,392 (242)

Non-aqueous titrimetric assay of gabapentin in capsules using perchloric acid as titrant [PDF]

Chemical Industry and Chemical Engineering Quarterly, 2011
Two simple, rapid, accurate and inexpensive methods using visual and potentiometric titrimetric techniques are described for the determination of gabapentin (GBP) in bulk drug as well as in capsules.
SAMEER A.M. ABDULRAHMAN, KANAKAPURA BASAVAIAH   +1 more
doaj  

Safety of ashitaba sap as a Novel food pursuant to Regulation (EU) 2015/2283

EFSA Journal, Volume 22, Issue 3, March 2024.
Abstract Following a request from the European Commission, the EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA) was asked to deliver an opinion on ashitaba sap as a novel food (NF) pursuant to Regulation (EU) 2015/2283. Ashitaba sap is collected from harvested stems of Angelica keiskei plants.
EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA), Dominique Turck, Torsten Bohn, Jacqueline Castenmiller, Stefaan De Henauw, Karen Ildico Hirsch‐Ernst, Alexandre Maciuk, Inge Mangelsdorf, Harry J. McArdle, Androniki Naska, Kristina Pentieva, Alfonso Siani, Frank Thies, Sophia Tsabouri, Marco Vinceti, Margarita Aguilera‐Gómez, Francesco Cubadda, Thomas Frenzel, Marina Heinonen, Miguel Prieto Maradona, Monika Neuhäuser‐Berthold, Morten Poulsen, Josef Rudolf Schlatter, Alexandros Siskos, Henk van Loveren, Maria Glymenaki, Eirini Kouloura, Helle Katrine Knutsen   +28 more
wiley   +1 more source

Significance of Various Sensing Mechanisms for Detecting Local and Atmospheric Greenhouse Gases: A Review

Advanced Sensor Research, Volume 3, Issue 2, February 2024.
The greenhouse effect is an effector by which the Earth has encountered warming temperatures, “global warming”, whereby, escalating global temperatures are correlated to excessive atmospheric natural and synthetic GHGs, which absorb IR from the Earth.
Nicole Joy Bassous, Ashly Corona Rodriguez, Celina Ivonne Lomeli Leal, Hyun Young Jung, Chang Kee Lee, Sangwon Joo, Sumin Kim, Changhun Yun, Myung Gwan Hahm, Myoung‐Hwan Ahn, Sang‐Woo Kim, Young Suk Oh, Su Ryon Shin   +12 more
wiley   +1 more source

Moisture Determination by Thermal Titrimetry Using the Enthalpy of Reaction of 2,2-Dimethoxypropane with Water [PDF]

, 2001
Assays for water content can be readily and simply carried out using the technique of thermal titrations. The method is based on measuring the endothermic heat of reaction exhibited when 2,2-dimethoxypropane is brought into contact with water in the ...
Baber, Reagan, Wilson, Edmond W., Jr.
core   +1 more source

Microflora of drinking water distributed through decentralized supply systems (Tomsk) [PDF]

, 2016
The paper considers microbiological quality of waters from decentralized water supply systems in Tomsk. It has been proved that there are numerous microbial contaminants of different types.
Khvaschevskaya, Albina Anatolievna, Nalivayko, Nina Grigorievna, Shestakova, Anastasiya Viktorovna   +2 more
core   +1 more source

A Review on the Edible Bird’s Nest Quality and Manufacturing Standards of the Three Largest Exporting Countries in the World

Journal of Food Quality, Volume 2024, Issue 1, 2024.
Edible bird’s nest (EBN) is an animal product with the world’s highest market price due to its value. The nests are made exclusively from the saliva secreted by swiftlet, a species of bird native to Southeast Asia. For over a century, EBN has been consumed in many parts of the world as a nutritious food.
Nurin Naziha Zulkefle, Mohamed Ahmed Ibrahim, Nor Fateha Azuan, Soo Ee Ch’ng, Norsharina Ismail, Md Zuki Abu Bakar, Kim Wei Chan, Chu Zhang   +7 more
wiley   +1 more source

Development of a new ferulic acid certified reference material for use in clinical chemistry and pharmaceutical analysis

Acta Pharmaceutica Sinica B, 2015
This study compares the results of three certified methods, namely differential scanning calorimetry (DSC), the mass balance (MB) method and coulometric titrimetry (CT), in the purity assessment of ferulic acid certified reference material (CRM).
Dezhi Yang, Fengfeng Wang, Li Zhang, Ningbo Gong, Yang Lv   +4 more
doaj   +1 more source

Rehabilitasi Lahan Pertanian Tertutup Abu Vulkanik Erupsi Gunung Sinabung [PDF]

, 2015
Eruption of mount Sinabung consistently and material issued increasingly large volume has caused plant and agricutural land damaged. Agricultural land damage was caused by material issued mountain area is 10.945,24 ha.
Tarigan, A. (Agustoni)
core  

Broad‐Purpose Solutions of N‐Chlorotaurine: A Convenient Synthetic Approach and Comparative Evaluation of Stability and Antimicrobial Activity

Journal of Chemistry, Volume 2024, Issue 1, 2024.
Solutions of N‐chlorotaurine (NCT) are effective microbiocidal agents with a broad spectrum of pharmacological activity and outstanding tolerability. The main problem limiting their medical use is their instability, which is generally inherent in solutions of all chlorine‐active compounds.
Bohdan Murashevych, Dmitry Girenko, Iryna Koshova, Ganna Maslak, Konstantin Burmistrov, Dmytro Stepanskyi, Khaled Mostafa   +6 more
wiley   +1 more source

Alendronato de sódio: metodologias para análise quantitativa Sodium alendronate: methods for analytical quantitation

Química Nova, 2005
This paper presents a review of some published proposals for the analysis of sodium alendronate. The drug is an aminobisphosphonate compound used to inhibit the osteoclastic resorption of bone, and different methods were developed for its quantitative ...
Ana Ferreira Ribeiro, Nadia Maria Volpato   +1 more
doaj   +1 more source