Chemical Solutions

A hard soldering paste flux for use on all ferrous and non-ferrous metals and alloys. SDS LN:

Produces an antique black finish on brass, bronze and copper.^

Produces a dark, black antique finish on silver and gold. ^

Pre-cleans before soldering; pickles after heating and soldering, to remove oxides. Works well even at room temperature. When solution is exhausted it turns from pink to amber to alert you. Biodegradable and mixes with water to make solution. ^