Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Rosa Garcia-Arrona"'
Publikováno v:
Microchemical Journal. 162:105854
A method based on Digital Image Analysis (DIA) is described to quantify pH and phosphates simultaneously in eye drops for the treatment of glaucoma and dry eye syndrome. In this work, images acquired with a smartphone were used. For phosphate determi
Publikováno v:
Food Control. 62:171-177
A simple, inexpensive, reliable and environmentally friendly method based on ultrasound-assisted dispersive liquid–liquid microextraction followed by solidification of floating organic drop and gas chromatography–flame ionization detector was dev
Publikováno v:
Microchemical Journal. 154:104600
Nickel plating is a widely employed technique. To carry out this, nickel baths are used, which require a great control of the concentration of its components. In this work, fast and cheap methods based on digital image analysis (DIA) are proposed to
Publikováno v:
Journal of Separation Science. 38:1561-1569
A simple, inexpensive, and environmentally friendly method based on ultrasound-assisted emulsification microextraction followed by solidification of floating organic drop and high-performance liquid chromatography coupled to diode array detection was
Publikováno v:
Talanta. 184
A method based on digital image is described to quantify tartrazine (E102), yellow, and allura red (E129) colorants in food samples. HPLC is the habitual method of reference used for colorant separation and quantification, but it is expensive, time-c
Publikováno v:
Food chemistry. 262
Color additives are used widely by the food industry to confer a desirable appearance. Some of the most used colorants (Tartrazine (E102), Sunset Yellow (E110), Red Allure (E129) and Blue Brilliant (E133)) were determined in this study using microemu
Publikováno v:
Journal of Chemometrics. 33:e3176
Publikováno v:
Food Analytical Methods. 7:1195-1203
An ultrasound-assisted emulsification microextraction with solidification of organic droplet method followed by high-performance liquid chromatography with diode array detection for six triazole fungicide determination (diniconazole, fluquinconazole,
Publikováno v:
Journal of Food Chemistry and Nanotechnology. 2
Publikováno v:
Journal of Separation Science. 35:1344-1350
A nonaqueous micellar electrokinetic chromatography method was developed for determination of Tonalide®, Galaxolide®, and Traseolide® polycyclic musks (PCMs). These compounds are widely used as fragrance ingredients in cosmetics. The method was op