Actual quality

This section analyzes the actual quality of diesel and biodiesel blends sold in retail outlets in Thailand. Sampling was done in several cities, including Bangkok, Khon Kaen, and Phitsanulok. A total of 213 diesel and biodiesel blends samples were collected and tested between 2012 and 2023. The figures below show the location of the sampling and the number of samples taken. The size of the bubble reflects the number of samples taken from that area.