Behind the exchange. Zhengzhou has settled 2 trading sessions since 2026-11-05, the newest figure on this page. Treat it as a historical figure, not as today's market.
Behind the exchange. Zhengzhou has settled 3 trading sessions since 2026-11-05, the newest figure on this page. Treat it as a historical figure, not as today's market.
Behind the exchange. Zhengzhou has settled 4 trading sessions since 2026-11-05, the newest figure on this page. Treat it as a historical figure, not as today's market.
Behind the exchange. Zhengzhou has settled 5 trading sessions since 2026-11-05, the newest figure on this page. Treat it as a historical figure, not as today's market.
Behind the exchange. Zhengzhou has settled 6 trading sessions since 2026-11-05, the newest figure on this page. Treat it as a historical figure, not as today's market.
The alkali behind mercerising, scouring and reactive dyeing. Quoted per tonne of 100% NaOH: a tonne of the usual 32% liquor costs about a third of the figure shown.
1,516 CNY per tonne ↓ 0.79%
Settled 2026-11-05
Against a week ago (2026-10-29): ↑ 3.55%
Against a month ago (2026-09-29): ↓ 16.79%
Against a quarter ago (2026-07-29): ↓ 18.45%
289 observations held, 2025-08-25 to 2026-11-05. The chart shows the latest 80, from 2026-07-09.
Where these figures come from
- Caustic soda (China, futures settlement) — Zhengzhou Commodity Exchange, contract SH701, observed 2026-11-05. the day's published table
Read this first. These are settlement prices from the Zhengzhou Commodity Exchange — the Chinese domestic market, in yuan per tonne, for a dated futures contract. They are not Cotlook A, not a world price, and not what a trader paid for a bale this morning. They are carried because China spins more than anywhere else, so the direction is the market’s direction even where the level is not.