L-P-399B, FEDERAL SPECIFICATION: PLASTIC MOLDING AND EXTRUSION MATERIAL STYRENE-ACRYLONITRILE COPOLYMERS (13 MAR 1970) [S/S BY ASTM-D4203]
L-P-399B, FEDERAL SPECIFICATION: PLASTIC MOLDING AND EXTRUSION MATERIAL STYRENE-ACRYLONITRILE COPOLYMERS (13 MAR 1970) [S/S BY ASTM-D4203]., This specification covers rigid unfilled styrene-acrylonitrile copolymer materials for injection molding and extrusion applications.