From April 1, commercial LPG cylinder becomes more expensive. The price of commercial liquefied petroleum gas (LPG) or cooking gas was increased by Rs 250 per 19-kilogram cylinder from Friday. After the revision, the price of 19-kg cylinder in the national capital stands at Rs 2,253 per unit. In Kolkata, a cylinder will cost Rs 2,351. In Mumbai and Chennai, it will carry a price tag of Rs 2,205 and 2,406, respectively.