Traders attributed the fall in prices to continued selling by mills.
However, selective buying by bulk consumers such as ice-cream and soft-drink makers limited the losses, they added.
In the millgate section sugar Ramala, Baghpat and Morna were down by Rs 10 each at Rs 2,490, Rs 2,500 and Rs 2,500 per quintal.
Prices of Mawana, Dhanora and Simbholi also fell by Rs 10 each to Rs 2,500, Rs 2,505 and Rs 2,570 per quintal.
Following are today's quotations (in Rs per quintal)
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Sugar ready: M-30 Rs 2,620-2,770 S-30 Rs 2,590-2,760.
Mill delivery: M-30 Rs 2,475-2,605 S-30 Rs 2,465-2,595.
Sugar millgate (including duty): Mawana Rs 2,500, Kinnoni Rs 2,605, Asmoli Rs 2,590, Dorala Rs 2,520, Budhana Rs 2,515, Thanabhavan Rs 2,505, Dhanora Rs 2,505, Simbholi Rs 2,570, Modi Nagar Rs 2,505, Khatuli Rs 2,580, Dhampur 2,480, Ramala Rs 2,490, Bulandshaher Rs 2,510, Anupshaher Rs 2,490, Baghpat Rs 2,500, Morna Rs 2,500, Sakoti Rs 2,490, Chandpur Rs 2,480, Nazibabad Rs 2,490.