Product Introduction
Octane cetane number gauges are commonly used for octane number field analysis of power gasoline, in contrast to the motor method and the research method (RON and MON),Correspondingly, it can also be applied to the cetane number analysis of diesel oil.
Test Standard
GB/T503-2015, GB/T5487-2015, ASTMD2700 (motor method), ASTMD2699 (research method), ASTM D613
Specification
1. Measurement range:
⑴ Aviation gasoline: 86.0～105.0/MON
⑵ Vehicle gasoline
GB: 55.0～115.0/RON
Country 5: 65.0～115.0/RON
Blending: 75.0～120.0/RON Heterogeneous: 85.0～120.0/RON
Lightweight: 50.0～85.0/MON Aromatics: 90.0～120.0/RON
Ethanol: E93: 92.0～95.0/RON; E97: 95.0～99.0/RON
Judgment: 60.0～120.0/RON
(3) Vehicle diesel: 25～75/CN (Cetane Number); 20～80/CI (Cetane Index)
2. Accuracy:
Aviation gasoline: ≤± 1.5/MON;
Motor gasoline: ≤±1.5/RON; ≤±1.5/MON
Vehicle diesel: ≤±2.5/CN; ≤±2.5/CI
Regression sample retest: ≤±0.5/RON; ≤±0.5/MON
Regression sample measurement: ≤±1.5/RON; ≤±1.5/MON
Calibration accuracy: ≤±0.2/RON ≤±0.2/MON
3. Precision (95% confidence level): Reproducibility: ≤±0.5/RON;
Repeatability: ≤±0.2/RON
