Active powder for making high level disinfecting and chemical sterilization solution for reusable medical devices, surfaces and instruments such as surgical instruments, including those used for dental surgery, respiratory tubes, endoscopes, bronchoscopes, laparoscopes and anesthesia equipment. Chemides Pulver is hygroscopic pulver, which dissolves completely in water. Durning the dissolution the active oxygene releases from powder and together with activator these are forming peracetic acid, which makes product has a very strong disinfective properties. The powder is evironmetally safe as it decomposes into water and oxygen. Enzymes inside the powder help increase product’s cleaning properties and quicken removing from instruments blood, protein and fats, reducing these to water-soluble polypeptides or amino acids. Chemides Pulver has sporicidal, virucidal (incl. hepatitis B and C, HIV), bacterical (incl. Gram-positive and Gram-negative bacteria, acid-proof bacilli, Tbc), fungicidal effect. Activated Chemides Pulver’s solution is clear and transparent, which allows to observe the instuments during their handling. For activation leave the solution stand for 10-30 minutes. Chemides Pulver is suitable for all major medical devices which are used in hospitals and health care institutions. Product is not suitable for using on copper, tin, bronze, brass and aluminium surfaces. Ready for use solution is maintained in closed container entire working day. According to solution’s contamination change solution before new working cycle or at least once a day.