A:Product Introduction: DSHD-2430 Freezing Point Tester is designed according the National Standard GB/T2430 “Test Methods for Freezing Point of Jet Fuels”, and Industry Standard of Petrochemical SH/T0090 “Test Methods for Freezing Point of Engine Coolant”. This is a multi-purpose instrument, can match with different accessories. DSHD-2430 Freezing Point Tester is commonly used in determining freezing point of jet fuels, engine coolant and engine concentrate. B:Technical parameters 1. Relative humidity: ≤85%; 2. Bath stirrer: 6 W, 1200 RPM; 3. Ambient temperature: ≤30 ℃; 4. Power supply: AC 220V±10%, 50 Hz; 5. Temperature controlling accuracy: ±0.5 ℃; 6. Total power consumption: not more than 2000 W; 7. Sample stirrer: By an electromagnetic stirrer; 0~120 RPM; 8. Controlling temperature of cold trough: +20℃~-70℃; 9. Refrigeration system: new type of refrigeration compressor; 10. Cold trough: stainless steel trough with two layer glass observation window