SH0085 Engine coolant corrosion tester SH0085 Antifreeze Corrosion Tester is designed and manufactured in accordance with China petroleum and chemical industry standard SH/T 0085, Test Method for Corrosion of Engine Coolants. It is used to determine the degree of corrosion on typical metal specimens caused by high-boiling and low-boiling engine coolants and their concentrates following the test method specified in SH/T 0085. This upgraded SH0085 corrosion tester is equipped