Blue-white passivation for zinc-nickel alloys

Blue-white passivation for alkali zinc and zinc acid, neutral salt spray test barrel plating for 96 hours, without white rust after rack plating for 120 hours

Blue-white passivation for alkali zinc and zinc acid, neutral salt spray test barrel plating for 24 hours, without white rust after rack plating for 48 hours

Blue-white passivation for alkali zinc and zinc acid, neutral salt spray test barrel plating for 72 hours, without white rust after rack plating for 96 hours

Blue-white passivation for alkali zinc and zinc acid, particularly suitable for passivation of large planes. neutral salt spray test barrel plating for 48 hours, without white rust after rack plating for 72 hours

Suitable for black passivation of alkali zinc barrel plating and rack plating, normal temperature type; neutral salt spray test for 72 hours, no white rust

Single dose, suitable for black passivation of zinc-nickel alloy, room temperature type; neutral salt spray test for 240 hours, no white rust

Suitable for black passivation of acid zinc, normal temperature type; neutral salt spray test for 24 hours, no white rust

Double dose, suitable for black passivation of zinc-nickel alloy, room temperature type; neutral salt spray test for 240 hours, no white rust