The best vacuum flasks keep drinks hot from morning through to night. We've reviewed the best Thermos flasks, along with vacuum flasks from Chilly's, Stanley and Hydro Flask, and cheaper own-brand ...

The digestate was filtered using Whatman® filter paper no. 42 and made up to a volume of 10 ml using ultrapure water in a calibrated volumetric flask. Analyte concentrations were determined using ...

The organic phase was evaporated under vaccum, dried with anhydrous sodium sulfate and dissolved in a 10 mL volumetric flask with ethyl acetate HPLC grade. The screening of isatin 1 bioreduction of ...

By Keith Caulfield Bad Bunny’s Debí Tirar Más Fotos captures a second week at No. 1 on the Billboard 200 albums chart (dated Feb. 1), earning 151,000 equivalent album units in the U.S. in the ...

filter into a 100 mL volumetric flask, and wash the residue with a small amount of distilled water several times (the washing liquid is also added volumetric flask) and dilute to volume (filter to ...

This method is to be used to determine the amount of sodium propionate added to whole tobacco as a mold preventative or fungicide by Gas Chromatography with Flame Ionization Detection. The method is ...