New Delhi, 09 March (NNS): The prices of red chilli markara held firm at Rs 755 per kg owing to the sluggish buying from the stockists even after the feeble prices. Recently, the prices fell down by Rs 10 per kg. Both the arrivals and the prices held stable at the same level in Kochi. The trading activities gets affected due to the continuous war in Iran. The spot black pepper prices will likely to remain strong during the coming one or two days.