New Delhi, 16 September (NNS): The prices of turmeric Erode gatha asitis went down by Rs 100 to Rs 18700 per quintal owing to the weak sale even after the increment in the prices during the previous days. Recently, the prices have gone up by Rs 200 per quintal. There were around 3500 bags of turmeric reported to arrive and the prices remained unchanged. The active contract prices went down by Rs 212 or 1.01 percent to Rs 20680 per quintal because of the constant speculative selling, due to this, the market sentiments may affect. There is no possibility of uptrend in the spot turmeric prices during the coming days.