Concentrate for ultrasonic baths elma lab clean A25

Strongly alkaline, foam-inhibited cleaning concentrate for ultrasonic, immersion and splash cleaning of alkali-resistant parts and laboratory instruments, made of metal (including titanium), glass, ceramic and plastic. Removes biological contaminants, grease, oil, abrasives and polishing pastes, resinified and tarry residues, marker and label residues.
Not suitable for aluminium, magnesium, alloys of light metals and alkali-sensitive glass. Risk of tarnishing when used for nonferrous metals.

• Application concentration:
• Ultrasonic bath: 1 … 2 vol-%, 50 … 75 °C
• Splash cleaning: 0.5 … 1 vol-%, >55 °C
• Immersion bath: ~4 vol-%
• Physico-chemical data:
• Density: ~1.14 g/ml
• pH (1 % solution): 12 … 12.5
• Ingredients: 5 … 15 % amphoteric surfactants, 5 … 15 % non-ionic surfactants, <5 % phosphates, <5 % polycarboxylates