New Delhi, April 4 : Indraprastha Gas Limited (IGL) on Monday increased the prices of Compressed Natural Gas (CNG) in Delhi by Rs 2.5 per kg. According to a notification from the company, the price of CNG stands at Rs 64.11 kg. The increase is effective from Monday. This is the seventh increase in the CNG price in the last one month. In Noida, Greater Noida and Ghaziabad a KG of CNG will now cost Rs 66.68 per Kg. AKM ACL1348