Clarix P03 is a ready-to-use (100% concentration) cleaning fluid designed for fast, reliable manual cleaning of printed circuit assemblies, removing flux residue at room temperature (20–25 °C) and specifically validated for cleaning lead-free solder paste residue. It has a density of 0.72 g/cm³, surface tension of 22 mN/m, a boiling range of 78–120 °C, and a flash point of 12 °C, and while it is not water-soluble, it is compatible with most plastics and polymers used in electronics assembly. It dries quickly without leaving a film, is non-corrosive, and does not require dilution or preparation before use — simply apply and wipe. Certified to GOST R 70798-2023 and manufactured in Russia by Ostec-Integra, Clarix P03 is commonly used alongside a Gidronol NK30 test kit and antistatic brush sets for manual cleaning workflows. Supplied in 1 L bottles, 25 L canisters, or 520 ml spray bottles, and stored at 5–30 °C for a minimum 5-year shelf life.