A substance or agent that removes calcium or causes decalcification; something that decalcifies.
From 'decalcify' + '-er' (agent suffix), referring to chemicals, acids, or processes that remove calcium from materials.
In dental and medical labs, EDTA (ethylenediaminetetraacetic acid) is a popular decalcifier used to soften very hard teeth samples so researchers can slice them thin enough to examine under powerful microscopes!
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