Researchers from the Pesticide Action Network Europe looked at 19 mineral waters from European countries and found that 10 of them contained trifluoroacetic acid, a type of PFAS ... calling them ...

Air-dried Lycii fructus (10 kg) was defatted with 80% ethanol twice and then extracted twice with reflux water ... excess acid was removed after hydrolysis. The hydrolyzed sample was mixed with ...

Electrophoresis of protein samples was done with 10% (w/v) SDS-PAGE and the gel was stained with Coomassie brilliant blue R-250 and destained with methanol/acetic-acid/water (5/1/4 v/v/v).

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A uric acid test measures the amount of a waste product called uric acid (urate) in your blood or urine. Uric acid is a byproduct of the breakdown of chemicals called purines found in foods and drinks ...

Jan. 6, 2025 — 2024 was another year of record-breaking temperatures, driving the global water cycle to new climate extremes and contributing to ferocious floods and crippling droughts ...

Two types of catalytic systems were described to be efficient for the selective glycerol conversion to acetol in gas phase: monofunctional acid or basic catalysts and ... were dissolved in distilled ...