| http://www.w3.org/ns/prov#value | - Examples of metal salts include alkali metal salts such as lithium, sodium, potassium, rubidium and cesium salts; alkaline earth metal salts such as beryllium, magnesium, calcium, strontium and barium salts; salts of group III metals in the periodic table, such as aluminum salts; salts of group IV metals in the periodic table, such as tin and lead salts; salts of group V metals in the periodic tab
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