Posted on June 6, 2018June 8, 2018 by Pulse AssentISO 20557-1:2018 Plastics. Poly(phenylene ether) (PPE) moulding and extrusion materials Designation system and basis for specifications Link: ISO 20557-1:2018 Plastics. Poly(phenylene ether) (PPE) moulding and extrusion materials Designation system and basis for specifications Source: BSI Standards Related Posts:Government takes action to back small businesses and…SME Council membership revealed ahead of first meetingUK Government announces extension of CE mark…New laws to introduce digital labelling for…One-stop-shop to help businesses save money and go green