The Chicago Exchange closed down 1.5 percent on Saturday night. Malaysia Exchange is closed on Monday . The stance of CPO and Palmolein will be clear on Tuesday . Market sources said that with the opening of the season , the pressure of mustard has started increasing in the markets. Mustard is being sold in the mandis at 10-12 percent below the minimum support price (MSP). With the opening of the season, the arrival of mustard will increase further and the prices are likely to fall further.