Purpose: The instrument is designed and made as per the National Standard GB/T 1884-2000 ¡°Test Methods for Density of Petroleum and Liquid Petroleum Products (Densimeter Methods)¡±. It is suitable to determine density of liquid petroleum products using a densimeter. Working condition: 1. Ambient temperature: -10¡æ ¡« +40¡æ; the temperature should not change for more than ¡À2¡æ; 2. Relative humidity: ¡Ü85£¥; 3. The instrument should be placed on a flat workbench during operation and please try your best to reduce air convection during a test. 4. If the instrument is not used for a long time, please store it at a dry place. Technical parameters 1. Power supply: AC 220V¡À10£¥, 50 Hz; 2. Cubage of bath: §¶300¡Á380 mm; 3. Heating power: 700 W; 1000 W; 4. Temperature controller: (1) Temperature controlling range: 0¡æ¡«100¡æ; (2) Temperature controlling accuracy: ¡À0.2¡æ; (3) Temperature sensor: Industrial platinum resistance, Pt100; 5. Thermometer: total immersion mercury thermometer with scale division of 0.2.