| http://www.w3.org/ns/prov#value | - The plasticizers can be employed in an amount of, for example, from 5 to 20 parts by weight, judiciously from 10 to 20 parts by weight, per 100 parts by weight of chlorine-containing polymers and resins, such as PVC. Rigid or semi rigid PVC contains preferably up to 10%, with particular preference up to 5% of plasticiser, or no plasticiser.
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