Fluoropolymers of vinyl chloride or of other halogenated olefins, in primary forms (excl. fluoroelastomers fkm, polytetrafluoroethylene, poly(vinyl fluoride) in blocks of irregular shape, lumps, powders, granules, flakes and similar bulk forms)
Poly"vinyl fluoride" in blocks of irregular shape, lumps, powders, granules, flakes and similar bulk forms