Refractometer Battery-Acid-Screenwash-Ad Blue
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Optical tester with various functions:
› Testing of density of battery acid 1.1 to 1.4 kg/l
› Testing of coolant water anti-freeze 0°C to -50°C
(subdivides into ethylene and propylene)
› Testing ethanol and alcohol-based screen washer fluids: 0°C to-