Posted on May 3, 2018May 5, 2018 by Pulse AssentISO 20558-2:2018 Plastics. Poly(phenylene sulfide) (PPS) moulding and extrusion materials Preparation of test specimen and determination of properties Link: ISO 20558-2:2018 Plastics. Poly(phenylene sulfide) (PPS) moulding and extrusion materials Preparation of test specimen and determination of properties Source: BSI Standards Related Posts:Government to look at ways new high-tech materials…New bill to modernise Business Rates systemNew UK initiative to shape global standards for…Landmark post-Brexit trade deals to come into force…Businesses to be given UK product marking flexibility