prov:value
| - Adsorbent materials include physisorbers such as, but not limited to, silica gel, activated carbon, activated alumina, molecular sieves, or drying agents such as clays or super adsorbent fibers; or chemisorbents such as, but not limited to, calcium carbonate, calcium sulfate, potassium permanganate, sodium carbonate, potassium carbonate, sodium phosphate, powdered or activated metals or other reac
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