Marketmen said besides fall in export demand, increased supply and slackness in demand in physical markets, weighed on futures.
At the National Commodity and Derivatives Exchange, guarseed prices for November contract dipped by Rs 560, or 3.37 per cent, to Rs 16,060 per quintal, with an open interest of 3 lots.
July contracts also dropped by Rs 220, or 1.43 per cent, to Rs 15,120 per quintal, having an open interest of 14,066 lots.
