1.1 This standard specifies the nomenclature for the thermoplastic material styrene/acrylonitrile (SAN). This nomenclature can be used as the basis for specifications. …
JIS K 6927-1:1997 history
1997JIS K 6927-1:1997 Plastics -- Styrene/acrylonitrile (SAN) moulding and extrusion materials -- Part 1: Designation