A gas chromatography flame ionization detector method for rapid simultaneous separation and determination of six active ingredients of anticold drug

F Yang, X Duan, Z Wang, Y Dong - Current Pharmaceutical …, 2022 - ingentaconnect.com
Aims: To establish a rapid and simultaneous determination of multiple effective ingredients
in anti-cold drugs. Background: Anti-cold drugs are stock medicines at home, and most anti …

Determination of Zn2+ in Solid Pharmaceutical Dosage Forms by Means of Spectrophotometry in Micellar Media: Method Validation

LL Rus, AM Juncan, VI Crăciun, A Frum, SC Hegheș… - Applied Sciences, 2022 - mdpi.com
In this study, a spectrophotometric method for the quantitative determination of zinc in a
dietary supplement was validated. Zinc forms a ternary complex with Xylenol Orange and …

[PDF][PDF] A New Approach on the Amino Acid Lysine Quantification by UV-Visible Spectrophotometry

H BOUZID, CMC FILHO, JRC MARQUES… - Revista de …, 2020 - academia.edu
The methodology of the amino acid lysine (Lys) analysis using ninhydrin (Nin) reagent by
spectrophotometric method was in-depth studied and improved. The optimization of time …