SINGAPORE PETROLEUM CO REVISES PETROL PUMP PRICES Singapore Petroleum Co Pte Ltd will revise pump prices of petrol from June 2, an official said. Grade 97 octane with 0.15 gm/lead will be 96.8 cents/litre against 94 cents previously for 0.4 gm lead. Grade 92 octane will be 90.6 cents against 87.6 previously. SPC's price revision follows the Ministry of Trade and Industry's move to liberalise petrol pricing by allowing oil companies to set their own pump prices. New grades of petrol with lower lead content are sold in Singapore from today in line with the Ministry of Environment's regulations.