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Property "Has description" (as page type) with input value "Nitrate, the most oxidized form of nitrogen, is regulated to protect people and animals from harmful levels as there is a large over abundance due to anthropogenic factors. The leading certified method to detect and quantify nitrate, demands the use of a toxic heavy metal. An alternative eliminates this problem but requires an expensive proprietary spectrophotometer. The development of an inexpensive portable, handheld photometer will greatly expedite field nitrate analysis to combat pollution." contains invalid characters or is incomplete and therefore can cause unexpected results during a query or annotation process.

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