| http://www.w3.org/ns/prov#value | - Illustrative examples of suitable inorganic surfactants include alkali metal sulfates and the like, such as barium sulfate, lithium phosphate, tricalcium phosphate, potassium oleate, potassium caprate, potassium stearate, sodium laurate, sodium dodecyl sulfate, sodium oleate, sodium laurate, colloidal silica, and the like.
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