Taurus Spirit Of Salts is an acid-based cleaner used to clean masonry adhesives, grouting and spills on concrete surfaces. It is a colourless to slightly yellow liquid with a sharp, pungent odour. Taurus Spirit Of Salts is an extremely strong acid used at building premises and home improvement projects which require a powerful cleaner and dissolver. It is able to clean and dissolve cement, tile adhesives, grout and plasters which is ideal for prepping an outdoor area before painting. Taurus Spirit Of Salts contains 30 – 33% concentrated Hydrochloric Acid – HCI.