The L-19 N-26 Silver Solution Suite is the preferred silvering system for plating vinyl. The components are L-19 Silver Solution, N-26 Reducer Solution, L-20A Silver Addition Agent, and #93 Sensitizer. This N-26 Reducer Solution is designed to be used with the other components in the suite. If choosing to purchase separately, do ensure you purchase the other agents that are recommended with the suite as well. Please refer to TDS and/or application instructions for details on how to apply. Highly Recommended Supplementary Solutions: #87 Degreaser & C-22 Wetting Agent