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Potassium Nitrate Price in China Falls 0.5% to USD 712.52/tonne

Potassium nitrate in China slipped to USD 712.52/tonne on 2026-09-03, extending a monthly decline of 7.0% even as prices hold 8.9% above year-ago levels.

Published 2026-09-07 · market: China

Potassium nitrate prices in China stood at USD 712.52/tonne as of 2026-09-03, a weekly decline of 0.5% from USD 716.11/tonne on 2026-08-27. The monthly change was -7.0%, down from USD 766.26/tonne on 2026-08-04, and the quarter change was -7.7%, down from USD 772.29/tonne on 2026-06-05.

Over the past twelve months the price has risen 8.9%, from USD 654.25/tonne on 2025-09-03. The 52-week high of USD 785.57/tonne was recorded on 2026-06-02, and the 52-week low of USD 612.03/tonne on 2025-10-27.

Several developments bear on the Chinese market. State policy reporting on 2026-09-01 confirmed that China resumed normal export declaration for agricultural phosphate fertilizers. Mysteel reported on 2026-08-27 that potassium chloride port inventories rose to 3.74 million tons.

According to Claight market monitoring, the domestic potassium nitrate benchmark price decreased to 5162.50 RMB/ton as of 2026-08-07. ChemAnalyst data from 2026-08-04 showed sodium nitrate production costs fell by 2.10 percent month-on-month, a movement in a related nitrate input relevant to the Chinese market.

Potassium NitrateChinaPotassium Nitrate pricePotassium Nitrate price in Chinacommodity pricesSeptember 2026

Prices are Claight's own series for Potassium Nitrate in China, 282 observations to 2026-09-03. Every figure in this report is computed from that series; percentage moves compare the same quoted market with itself. Causes were researched against public sources. Changes and averages are Claight Analysis.