| http://www.w3.org/ns/prov#value | - more of the foregoing, especially a mixture that contains at least one of (c) through (f); (II) that has an ionic bromine content of 2000 ppm or less, preferably 1500 ppm or less, more preferably 1000 ppm or less, and still more preferably 500 ppm or less; or (III) that contains, if any, less than about 700 ppm Cl, preferably less than 500 ppm Cl, and more preferably less than 100 ppm Cl.
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