L-P-391D (NOTICE 1), FEDERAL SPECIFICATION: PLASTIC SHEETS, RODS AND TUBING, RIGID CAST, METHACRYLATE (MULTI-APPLICATION) (10 FEB 1987) [S/S BY ASTM-D4802 AND ASTM-D5436]
L-P-391D (NOTICE 1), FEDERAL SPECIFICATION: PLASTIC SHEETS, RODS AND TUBING, RIGID CAST, METHACRYLATE (MULTI-APPLICATION) (10 FEB 1987) [S/S BY ASTM-D4802 AND ASTM-D5436].