I. Introduction and scope Kay UNITA copper chemical passivation solution KM0307, ??suitable for removing the oxide layer above H59 brass, copper, copper, copper and copper alloys, foreign bodies, patina, polish out light. In the passivation process, it will not damage the workpiece original color, do not change the size of the workpiece, and greatly improve the surface gloss of copper artifacts. Second, the simple features and benefits * Action: direct immersion without the need Stripping process. · Process is simple, requires no special operating environment, non-toxic and low corrosion, general plastic containers can be used, the device is easy to high-profile Brightness: For obvious lack of restrictions workpiece surface, mirror effect can be achieved Fast: polishing speed ( 10 seconds) to achieve light effects. * This product is widely used in more than H59 polished brass, copper, copper, copper and copper alloys, versatility III. Contact Information Contact: Mr. Zhang Mobile Phone: 13958255018 Fax: 0574-56877950 Tel: 0574-63440360 Customer Service QQ: 532072496 Address: Cixi, Zhejiang Tianyuan town Yongxing Bridge No.216 company website: www.kmtg365.com scanning micro-channel two-dimensional code, concerned small for you free to answer more specialized copper surface treatment issues. Enter keywords can get the information you want to know oh