Product:HS-1000 Appearance: yellow liquid Assay: 98% min. Product:HS-1000Appearance: yellow liquidAssay: 98% min.PH ( 1% aqueous solution): 6-8Addition level: 1-8g/LApplication: In zinc plating bath, it is used as anti-burn agent at high current density area, dispersingagent, it can improve throwing power at low current density area,