富宝资讯：今日碳酸锂基差指数下调，市场交投较为冷清

Group 1 - The core viewpoint of the article indicates a decrease in the lithium carbonate basis index, reflecting a cooling market with limited trading activity [1] - The current lithium carbonate basis index is reported at 390 CNY/ton, down by 140 CNY/ton [1] - The market sentiment is described as relatively quiet, with downstream demand primarily driven by essential purchases, and inquiries for pricing are sparse [1] Group 2 - The average price for various lithium carbonate products remains stable, including LC07-mineral material at 650 CNY/ton, LC07-brine material at 150 CNY/ton, and LC07-recycled material at 350 CNY/ton [1] - The LC08-mineral material is priced at -150 CNY/ton, while the comprehensive material for LC07 is at -200 CNY/ton, both remaining unchanged [1] - Some holders have begun quoting for LC2508, indicating a shift in market dynamics despite the overall subdued trading environment [1]