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:SME Council membership revealed ahead of first meetingNew laws to introduce digital labelling for…Government backs SMEs with new Help to Grow campaign…Expert regional innovation hubs given £75 million…