The cost of gasohol petrol and diesel oil will drop by 50 satang per litre, while E85 petrol will cost 30 satang less at the pump, the two companies announced on Monday. 
Premium 95 petrol will sell for Bt35.46 per litre, gasohol 95 petrol for Bt28.05, gasohol 91 for Bt27.78, E20 petrol for Bt25.04 and E85 petrol for Bt20.19. 
Diesel oil will cost Bt27.79 per litre. 
Retail prices will vary in certain areas due to taxes levied by local administrations.

PTT, Bangchak petrol and diesel prices to fall on Tuesday

PTT and Bangchak will reduce their retail prices of petrol and diesel at 5am on Tuesday.