Assertion: phosphoric acid's p | /r/HasProperty | a beta-emitter 1.71 mev
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text: P , a beta-emitter (1.71 MeV) with a half-life of 14.3 days, which is used routinely in life-science laboratories, primarily to produce radiolabeled DNA and RNA probes, e.g. for use in Northern blots or Southern blots.