(1) C5111: 3.5%~4.5%Sn, 0.03%~0.35%P, >99,5 prósent (Cu plús Sn plús P).
(2) C5102: 4.5% to 5.5% Sn, 0.03% to 0.35% P, >99,5 prósent (Cu plús Sn plús P). (3) PBC2: 87.0 prósent -91.0 prósent Cu, 9.0 prósent {{10}}.{{12} } prósent S, 0.05 prósent -0,20 prósent P (2B: 0,15 prósent -0,50 prósent P; 2C: 0,05 prósent -0 .50 prósent P),<1.0% impurity.