A:Brief description: DSHD-1884 Petroleum Products Density Tester is designed according the national standard of People's Republic of China GB/T1884 Test Methods for Density of Petroleum Oils and Liquid Petroleum Products (Density Meter Method). DSHD-1884 Petroleum Products Density Tester is applied to determine the density of crude petroleum and liquid petroleum products. B:Main technical specifications and parameters 1. Power supply: AC 220V±10%, 50 Hz 2. Bath cubage: Ф300 mm×340 mm 3. Test tube: 500 ml,1000ml(1000ml need to be customized) 4. Heating power: 700 W, 1000 W 5. Temperature controller: (1) Temperature controlling range: 0 ℃～100 ℃ (2) Temperature controlling accuracy: ±0.2 ℃ (3) Temperature sensor: Industrial platinum resistance; its scale number is Pt100 6. Thermometer: It is a total immersed mercury thermometer having scale division of 0.2 ℃ 7. Ambient temperature: -10 ℃～+40 ℃, Temperature fluctuation ≤ 2 ℃ 8. Relative humidity: ≤85%