The Hygiene and Mineral Power Cleaner loosens and removes limestone, content smears, urinary calculus, moss algae, rust and all other mineral dirt. Regent Ecotech Private Limited offers. Regent Ecotech Private Limited supplies high quality cleaning and degreasing fluid for cleaning industrial machinery and equipment, in all branches of industry like free of cfcs, solvent, do not contain phosphate, non - flammable, short term corrosion protection etc. The Hygiene and Mineral Power Cleaner is free of hydrochloric acid.