Several techniques have been proposed for treatment of spectrophotometric data, with the
objective of extracting the largest amount of analytical information from spectra composed of …

Six spectrophotometric methods were developed to determine a new single‐dose otic
solution known as “Otovel®,” which consists of two components: the major one is …

The simultaneous determination of hydroquinone and catechol was conducted in aqueous
and real samples by means of differential pulse voltammetry (DPV) using a glassy carbon …

A new, simple, and sensitive spectrometric method was developed for hydroquinone (HQ)
determination in the presence of other depigmenting agents (kojic acid (KA), glycolic acid …

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 …

A new simple and robust HPLC-DAD method was developed for the concurrent analysis of
hydroquinone (HQ), hydrocortisone acetate (HCA) and tretinoin (TRN) triple combination for …

In this paper, a rapid and sensitive modified electrode for the simultaneous determination of
hydroquinone (HQ) and bisphenol A (BPA) is proposed. The simultaneous determination of …

Graphene quantum dots (GQDs) with particle size of 4.5±1.0 nm were prepared and
characterized by transmission electron microscopy, UV–vis absorption spectroscopy and …

The application of spectrophotometric techniques has shown a tremendous development
over the past few years, where it is possible to determine the concentrations of several …

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 …