Ammonium Hydrosulphide Aging Fluid Professional Jewellers tool Kit 38 Piece Tool Kit 17 round dies

17 round dies

precise design of multiple components

9 * Assorted Wood Carving Tips

Swiss made

No messy gel

Ammonium Hydrosulphide Aging Fluid Professional Jewellers tool Kit 38 Piece Tool Kit 17 round diesSilver Oxidation Aging Chemical Ammonium Hydrosulphide; A most common silver aging fluid used by traditional silversmiths; How to make up; 1 part ammonium hydrosulphide to 4 parts water (by volume); At temperature 18 to 60 celsius; Time 30 seconds to 2 minutes; Colour: for darker shades use 1 to 3 parts for medium shades are produced in 30 seconds; For best results parts should be clean when immersed in this solution; A tank with polythene, pvc or