prov:value
| - For example, the granules may be formed of cellulose esters, such as cellulose acetate or they may be formed of essentially hydrophobic vinyl resins, such as polymers of vinyl chloride, acrylonitrile, vinyl acetate, ethylene, trifluorochloroethylene, tetrafluoroethylene, or copolymers of vinyl monomers such as copolymers of vinyl chloride with vinyl acetate or acrylonitrile, copolymers of acryloni
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