Oxygen Bomb Calorimeter LBC-C21

Labtron LBC-C21 is designed with high precision sensor and microprocessor to get reliable and accurate results. It is designed and made as per the International Standards ASTM D5865-13 “Test Methods for Heat of Coal”, ASTM D240-17 “Test Methods for Calorific Value of Petroleum Products” and ASTM D4809-13“Oxygen Bomb Calorimeter”.

Heat capacity
Temperature measurement range
Temperature controlling range 10 ℃ ~ 35 ℃
Repeatability error
Endured pressure in oxygen bomb
Operation environment temperature
Temperature resolution 0.001 ℃
Mean value of heat capacity 15 kJ / K
Heating power
Temperature fluctuation
Ambient temperature 20 ℃ ± 5 ℃
Relative humidity ≤ 85 %
Endured pressure of oxygen bomb 20 MPa Test pressure in oxygen bomb: 3 MPa
Temperature saved 31 pieces
Measurement accuracy for heat value ≤ 0.2 %
Dimension 400 × 400 × 600 mm
weight 18 kg
Power supply
  • High precision sensor
  • Accurate and reliable
  • Microprocessor for control and led for display
  • Stirring motor has no noise
  • Easy transportation

It is mainly used in petroleum, chemical, automobile and development industries. It is suitable for determining heat value of petroleum products (Gasoline, jet fuels, diesel oil and fuel oils), which do not contain water, coal, paraffin and other combustible substance.

Temperature measurement range 10 ~ 35 ℃
Repeatability error ≤ 0.2 % (Grade C)
Endured pressure in oxygen bomb 20 MPa
Operation environment temperature 15 ~ 28 ℃
Heat capacity 14000 ~ 15000 J / K
Temperature measurement range 10 ~ 35 ℃
Repeatability error ≤ 0.2 % (Grade C)
Endured pressure in oxygen bomb 20 MPa
Sample hole 2 pieces
Speed of stirring motor 1400 rpm
Ambient temperature 10 to 35°C
Temperature controlling range Room Temperature to 100°C
Sample hole 4 pieces
Sample quantity 4 to 12 pieces
Ambient temperature Room temperature to 35 °C
Temperature controlling range Room temperature to 100°C
Sample hole 4 pieces
Speed of stirring motor 1400 rpm
Speed for sample stirring 1000 ± 50 rpm
Ambient temperature Room temperature to 35°C
Measurement range 32 ℃ to 160 ℃
Ambient temperature 35 °C
Temperature resolution 0.01 ℃
Beaker volume 1000 mL
Ambient temperature (-10) °C ~ 35 °C
Relative humidity ≤ 85 %
Capillary viscometer 7 pieces of Cannon-Fenske reserve-flow capillary viscometer tubes in a group
Stirring motor 6 W, 1200 rpm
Ambient temperature (-10) °C ~ 35 °C
Relative humidity ≤ 85 %
Capillary viscometer 11 pieces
Stirring motor 6 W, 1200 rpm
Ambient temperature (-10) °C ~ 35 °C
Relative humidity ≤ 85 %
Capillary viscometer 11 pieces
Stirring motor 6 W, 1200 rpm
Ambient temperature 10 °C ~ 40 °C
Relative humidity ≤ 80 %
Measurement Range Ambient Temperature ~ 250 °C
Flash Point Lower than 104 °C , error is 2 °C; Higher than 104 °C , error is 6 °C
Ambient temperature ≤ 35 °C
Relative humidity ≤ 85 %
Temperature range 5 °C ~ 110 °C, Each scale division is 0.5 °C; 20 °C ~ 150 °C, Each scale division is 1.0 °C; 90 °C ~ 370 °C, Each scale division is 2 °C
Aperture of ignition device 0.8 mm
Ambient temperature 10 °C ~ 40 ℃
Relative humidity ≤ 80 %
Ignition Mode electron igniter / gas flame
Temperature range Room Temperature ~ 300 ℃
Measurement item motor gasoline and diesel
measurement unit of octane is ON 40 to 120
Permissible error of octane ± 0.5 max
Fluctuate range of octane ± 0.2 max
 Measuring Range For Aviation Gasoline 86.0 to 105.0/MON
 Measuring Range For Gasoline For Motor Vehicles National standard: 65.0 to 110.0/RON<br/> National-V standard: 70 to 115.0/RON<br/> Blended gasoline: 75.0 to 120.0/RON<br/> Light gasoline: 50.0 to 85.0 /MON<br/> Isomerized gasoline: 85.0 to 120.0/RON<br/> Arene gasoline: 90.0 to 120.0/RON
 Measuring Range For Ethanol E93: 92.0 to 95.0/RON<br/> E97: 95.0 to 99.0/RON<br/> Judgement: 60.0 to 120.0/RON
Measuring Range For Automobile Diesel Fuels Cetane number: 25 to 75/CN<br/> Cetane index: 20 to 80/CI