BioSol Refill is a refill pack for BioSol XT (pure) and BioSol BW (1:10). BioSol Refill is a high-quality, biodegradable degreaser. It removes oils, greases, waxes and polishes from metal, aluminium, titanium, carbon and plastic. The product is pH neutral, free of solvents and phosphates and can be mixed with water. BioSol Refill, a highly concentrated multi-cleaner/degreaser, can be used with water in accordance with the mixing ratios below: Removing oils and greases (1:1) Removing stubborn dirt and light oil and grease deposits (1:5) Removing light dirt (1:10)