Oxygen Bomb Calorimeter LB-11OBC offers a heat capacity range from 9000 to 11000 J/K, suitable for a wide range of sample sizes and compositions. It operates at a temperature range of 5°C to 35°C with a high-pressure tolerance of 20MPa. It is compatible with industry-standard test methods, including GB/T213-2008 and ASTM D240 for coal, and GB/T384-1988 for petroleum products.