Comparison : Item # 8400-2501212, ULTEM® 1000 - Natural Unfilled Polyetherimide Sheet
Item # 8400-3121212, ULTEM® 1000 - Natural Unfilled Polyetherimide Sheet
Item # 8400-3751212, ULTEM® 1000 - Natural Unfilled Polyetherimide Sheet
Item # 8400-5001212, ULTEM® 1000 - Natural Unfilled Polyetherimide Sheet
Item # 8400-6251212, ULTEM® 1000 - Natural Unfilled Polyetherimide Sheet