玻璃主力合约向下触及1100元/吨，日内跌4.10%。纯碱主力合约日内跌幅达2.00%，现报1242.00元/吨。

Group 1 - The main contract for glass has fallen to 1100 yuan/ton, with a daily decline of 4.10% [1] - The main contract for soda ash has experienced a daily drop of 2.00%, currently priced at 1242 yuan/ton [1]