The Wiper liquid is a low-freezing fluid formulated on the basis of methanol, stabilizing additives and corrosion inhibitors. The offered cuts which the company provides have been 0.920l, 1l, 5l and 10l. It is a concentrate which allows diluting with plain water in the following proportions:
№ | Indicators | Norm | Test methods |
1 | Appearance | Transparent liquid | Visual |
2 | Color | Blue (standard) | Visual |
3 | Density at 20 °С, g/cm³ | 1,79 | BDS 10126-82 |
4 |
Temperature of onset of crystallization, °С, Low-freezing wiper liquid, diluted 1:0,5 in the content with distilled water, not higher than |
-30 | BDS 10126-82 |
5 | pH in distilled water at a dilution of 1:2 | 7,0 – 8,5 | BDS 10126-82 |
6 | Alkalescence, cm³, not lower than | 8 | BDS 10126-82 |
7 | Resistance to hard water | Withstand | BDS 10126-82 |