Summary
  This instrument is designed and made as per standards GB/T 1884-2000 Crude petroleum and liquid petroleum products — Laboratory determination of density — Hydrometer method and ASTM D1298 Standard Test Method for Density, Relative Density(Specific Gravity),or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method. It is used to determine the density of crude petroleum and liquid petroleum.

I. Main technical features
1. This instrument is a kind of all-in-one machine. The control box adopts humanized design. The control switch adopts light-
    touch mode. It’s structure is simple and compact. Easy to operate. 
2. It adopts intelligent LCD temperature controller. The control rate is fast and overstrike is small. The temperature control
    can reach ±0.2℃.
3. It equips a hard glass vessel and electric stirrer. The temperature in vessel is uniform. Easy to observe the sample. 

II. Main technical specifications
1. Power supply：  AC（220±10％）V,50Hz
2. Dimension of constant temperature bath： Ф300mm×340mm
3. Capacity of cylinder： 500ml
4. Heating power:  700W,1000W
5. Temperature controller:
    (1) Range:  Ambient to 100℃
    (2) Accuracy:  ±0.2℃
    (3) Sensor:  Pt100
6. Thermometer:  Mercury-in-glass thermometer. Scale division is 0.2℃.
7. Dimension:  560mm×380mm×580mm