Kimikan, ur gogorra mineral kopuru handiak dituenari esaten zaio, batez ere magnesioa eta kaltzio mineralei dagozkienak.
Batzuetan, ur gogorra izateko muga 120 mg CaCO 3 / l-an dago, hortik gorakoak ur gogor izango dira.
Datuak: Q4782626This article uses material from the Wikipedia Euskara article Ur gogor, which is released under the Creative Commons Attribution-ShareAlike 3.0 license ("CC BY-SA 3.0"); additional terms may apply (view authors). Eduki guztia CC BY-SA 4.0(r)en babespean dago, ez bada kontrakoa esaten. Images, videos and audio are available under their respective licenses.
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