A silicate containing coolant is recommended, e.g. Glysantin G48: https://nordic.nu/wp-content/uploads/20 ... 3-2018.pdf
Color of silicate containing coolants is normally blue-green.
A silicate containing coolant is recommended, e.g. Glysantin G48: https://nordic.nu/wp-content/uploads/20 ... 3-2018.pdf