Cosmetic and pharmaceutic products with selected natural and synthetic substances for melasma treatment and methods of their analysis

A Wawrzyńczak - Cosmetics, 2023 - mdpi.com
Melasma is a fairly common condition that is the result of hyperpigmentation caused by
increased melanin secretion. In the course of melasma, certain areas of the skin become …

Carbon spherical shells in a flexible photoelectrochemical sensor to determine hydroquinone in tap water

LVL Martoni, NO Gomes, TM Prado… - Journal of …, 2022 - Elsevier
Analytical tools are essential to monitor anthropogenic contamination of natural resources
and prevent health risks to humans and other living beings, which should be low-cost, with …

Deep eutectic solvent as a novel disperser in dispersive liquid-liquid microextraction based on solidification of floating organic droplet (DLLME-SFOD) for …

AK El-Deen, K Shimizu - Microchemical Journal, 2019 - Elsevier
Herein, we seek clues to investigate the effectiveness of deep eutectic solvent (DES) as a
novel dispersive solvent in DLLME-SFOD for the enrichment of nine steroids in water for the …

Suspect and non-target screening workflow for studying the occurrence, fate, and environmental risk of contaminants in wastewater using data-independent …

AK El-Deen, K Shimizu - Journal of Chromatography A, 2022 - Elsevier
A comprehensive suspect and non-target screening workflow based on liquid
chromatography coupled to a quadrupole-time-of-flight mass spectrometer was developed …

[HTML][HTML] Novel stability indicating UHPLC method development and validation for simultaneous quantification of hydrocortisone acetate, pramoxine hydrochloride …

LNR Katakam, T Dongala, SK Ettaboina - Talanta Open, 2020 - Elsevier
A stability indicating UPLC method has been developed successfully for Hydrocortisone
Acetate, Pramoxine Hydrochloride, Potassium Sorbate and Sorbic Acid. The optimized …

Development and validation of HPLC-DAD and LC-(ESI)/MS methods for the determination of sulfasalazine, mesalazine and hydrocortisone 21-acetate in tablets and …

V Tsamis, E Tsanaktsidou, C Karavasili… - … of Chromatography B, 2022 - Elsevier
Controlled-release tablets and rectal suppositories of sulfasalazine (SLF) and
hydrocortisone 21-acetate (HA) were prepared as recommended dosage forms for the …

Application of LTA zeolite-modified electrode for sensitive detection of retinoic acid in tap water

Y Jiang, E Yifeng, P Wei, J Wang, P Chen, L Wang… - RSC …, 2023 - pubs.rsc.org
An electrochemical method based on a Linde Type-A zeolite-modified glass carbon
electrode (LTA/GCE) was introduced for the determination of retinoic acid (RA). LTA zeolite …

Progress of arbutin from dietary supplement to advanced medicine

P Mishra, F Ahsan, T Mahmood, S Bano, A Shamim… - eFood, 2024 - Wiley Online Library
Arbutin, a naturally occurring hydroquinone, has gained attention for its diverse
pharmacological properties. Traditional uses include blood sugar regulation and wound …

Determination of hydroquinone and benzoquinone in pharmaceutical formulations: critical considerations on quantitative analysis of easily oxidized compounds

OB de Oliveira Moreira, LV de Faria, RC Matos… - Analytical …, 2022 - pubs.rsc.org
Hydroquinone is a skin-lightening agent used as an active ingredient in topical
dermatological formulations prescribed for treating cutaneous diseases caused by …

Electrochemical detection of hydroquinone in wastewater using polypyrrole-graphene nanocomposite-modified glassy carbon electrode

S Bhagat, A Aziz, JA Buledi, H Shaikh… - International Journal of …, 2024 - Springer
Hydroquinone is one of the phenolic compounds which is broadly utilized in industries as a
raw material for processing. The presence of HQ in the wastewater can cause harmful …