Sugar market ruled flat on Tuesday. Prices at all level remained steady at previous level on normal activities. On Monday 18-20 mills sold 34,000-35,000 bags at ₹3,100-3,150 a quintal of S-grade and ₹3,130-3,200 of M-grade. The Bombay Sugar Merchants Association spot rates : S-grade ₹3,216-3,262 and M-grade ₹3,242-3,382. Naka delivery rates : S-grade ₹3,200-3,230 and M-grade ₹3,230-3,320.