The dry conditions of summer 2020 has produced an abundance of high nitrate forages. These hays, crop residues (stover) and even weeds with high nitrates leave many producers utilizing Extension and ...

Unlike the other tests described on this page, the test for carbonate ions works whatever acid is added. Explain why, in a test for sulfate ions, the sample is acidified with hydrochloric acid first.

Cations can be identified with flame tests or precipitate tests using sodium hydroxide and ammonia solutions. Anions (halide, sulfate, and carbonate ions) can be identified using precipitate tests or ...

Researchers have developed a biosensor 1 capable of simultaneously detecting very low concentrations of nitrate and nitrite ions (nitric oxide metabolites) in human plasma, blood and saliva samples, ...

Nitrate ion is a common pollutant produced by municipal waste treatment systems, agricultural run-offs, and livestock waste. Although an essential component of fertilizers and necessary for growing ...

The Oregon Health Authority since 2024 found that at least 634 domestic drinking water wells in the area contain unsafe ...