纯碱连续主力合约日内跌1%，现报1236.00元/吨

Group 1 - The core point of the article is that the main contract for soda ash has experienced a 1% decline in price, currently reported at 1236.00 yuan per ton [1] Group 2 - The decline in soda ash price indicates potential market volatility and may affect related industries [1] - The current price level of 1236.00 yuan per ton serves as a benchmark for future market assessments [1]