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Potassium Sulphate Price Information Spec: China national standards;50%;98%;99%|Industrial grade;96%-97%;Industrial grade;≥50%｜Premium grade;≥50.00%｜Premium grade;52percent

Newest Price 637.71

Price Date 20261013

Day's Change -56.31

Day's Range 637.71 - 581.4

Month's Change -13.83

Month's Range 652.29 - 638.46

Year's Change +68.64

Year's Range 592.79 - 524.16

Opinions

What drives potassium sulphate price trends in China's current market?

The price floor is solid because of supply constraints from Canadian mine disruptions and BHP's cost overruns. But sulphate's premium over muriate may compress if MOP prices spike faster. For buyers, locking in Q4 contracts now could hedge against autumn restocking demand.

How does China's potassium sulphate import-export landscape affect global trade?

The export restriction policy is a double-edged sword. It protects domestic supply but prevents Chinese producers from capturing higher international margins. If Beijing relaxes quotas, Lop Nur's cost advantage could make China a competitive exporter, especially to Southeast Asian markets.

Latest News

Analysis of the Decline in Domestic Potassium Sulfate Market Prices on October 9

4d ago

On October 8, the domestic market price of potassium sulfate declined, with sluggish trading activity.

5d ago

On September 21, the ex-factory price of potassium sulfate for processing use (52% purity, fully water-soluble powder) was RMB 4,000–4,100 per ton.

on Sep 21, 2026

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Potassium Sulphate

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Overview

Potassium sulphate (K₂SO₄, CAS 7778-80-5) is a white crystalline salt with a melting point of 1067°C, soluble in water at 110 g/L (20°C). It is a major chlorine-free potash fertilizer and an important sulphur source for crops.

Agriculture: a premium potassium fertilizer for chloride-sensitive crops such as tobacco, fruit trees, and vegetables.
Industrial: raw material for manufacturing potassium compounds, glass, and dyes.
Other: used in food processing and pharmaceutical applications as a nutrient supplement.

China's production landscape is dominated by processed potassium sulphate made from potassium chloride via the Mannheim process, alongside resource-based production from sulphate-type brines. The country has shifted from heavy import dependence to substantial domestic supply, anchored by large-scale brine operations in the northwest.

Key domestic producers:
Guotou Luojia – world's largest single-site producer, resource-based from Lop Nur brine.
Qinghai Salt Lake – major potash producer with diversified fertilizer portfolio.
Yankuang Lunan – chemical-grade potassium sulphate manufacturer.

Properties

Name: Potassium Sulphate

Arcanum duplicatum

arcanumduplicatum

dipotassiumsulfate

Glazier's salt
CAS Number: 7778-80-5
EINECS No.: 231-915-5
Risk Codes: S22;S24/25
HS Code: 3104300000

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Potassium Sulphate Price Information Spec: China national standards;50%;98%;99%|Industrial grade;96%-97%;Industrial grade;≥50%｜Premium grade;≥50.00%｜Premium grade;52percent

Opinions

What drives potassium sulphate price trends in China's current market?

How does China's potassium sulphate import-export landscape affect global trade?

Latest News

Analysis of the Decline in Domestic Potassium Sulfate Market Prices on October 9

On October 8, the domestic market price of potassium sulfate declined, with sluggish trading activity.

Market Analysis of Domestic Potassium Sulfate Prices on September 28

On September 23, domestic prices of potassium sulfate in China weakened.

Market Analysis of Domestic Potassium Sulfate Prices on September 22

On September 21, the ex-factory price of potassium sulfate for processing use (52% purity, fully water-soluble powder) was RMB 4,000–4,100 per ton.

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