Aluminum sulfate Price — China Factory EXW 2026

Aluminum sulfate price Spec: China national standards

China EXW, VAT excluded

Newest China EXW USD 999.45 / MT · VAT excluded +847.4513 (558.00%) as of 20210323

Newest Price 999.45

Price Date 20210323

Day's Change +847.45

Day's Range 999.45 - 1,846.9

Month's Change -582.26

Month's Range 999.45 - 417.19

Year's Change +658.74

Year's Range 999.45 - 340.71

The leather and adhesive niches are price-sensitive and volume-limited, but ceramics and specialty paper offer better margins for purified grades. Producers should prioritize upgra...

Also known as ALUM, Aluminium Sulfate, ALUMINIUM SULFATE, DEHYDRATE, Aluminium sulfate,non-ferrous

Opinions

Which downstream sectors offer the best growth potential for aluminum sulfate in China?

The leather and adhesive niches are price-sensitive and volume-limited, but ceramics and specialty paper offer better margins for purified grades. Producers should prioritize upgrading to low-iron, high-purity output to capture these segments, rather than competing on commodity-grade price alone.

How is China's aluminum sulfate supply-demand balance evolving and what are the structural risks?

The real bottleneck is not capacity but product differentiation. Export opportunities exist for high-alumina, low-iron grades, yet most Chinese plants lack the purification technology to compete with Western producers like Kemira or GEO. Consolidation and technical upgrading, not capacity expansion, are the prerequisites for margin recovery.

Aluminum sulfate price context

What drives Aluminum sulfate prices

Which downstream sectors offer the best growth potential for aluminum sulfate in China?: The leather and adhesive niches are price-sensitive and volume-limited, but ceramics and specialty paper offer better margins for purified grades. Producers sho...

How is China's aluminum sulfate supply-demand balance evolving and what are the structural risks?: The real bottleneck is not capacity but product differentiation. Export opportunities exist for high-alumina, low-iron grades, yet most Chinese plants lack the ...

How we assess Aluminum sulfate price

China factory / mainstream market EXW quotes (VAT excluded where shown) - not a single global public index

Regional and specification detail so buyers can compare like-for-like grades

Landed cost figures from our calculator are planning estimates, not a customs ruling

Overview

Aluminum sulfate (sulphate of alumina, CAS 10043-01-3) is a white crystalline powder readily soluble in water, with an acidic aqueous solution (pH approx. 2.5–3.5) and a melting point of 770 °C (dec.). It is the world's most widely used inorganic coagulant, with roughly half of global output going to water treatment.

Water treatment: acts as an inorganic flocculant, removing suspended solids and colloids via coagulation; optimal pH 5–7.8 depending on water hardness, effective at 20–40 °C.
Papermaking: serves as a sizing agent, controlling rosin precipitation for uniform hydrophobicity and printability in specialty and functional papers.
Leather processing: functions as a pre-tanning and auxiliary tanning agent, opening collagen fibres and reducing chromium tanning agent usage by 15–20%.
Advanced materials: high-purity grades serve as precursors for alumina ceramics, porous materials, and catalyst supports via sol-gel processes.

China's production capacity is substantial, with output mainly in water-treatment and papermaking grades; producers are numerous but mostly small-scale, with limited product differentiation and little use in drinking-water treatment. Solid product is sold in refined and crude forms.

Key domestic producers:
Zibo Hongrun – water treatment and industrial grades.
Hunan Yunchuang – papermaking and water treatment grades.
Zibo Dazhong – refined and crude aluminum sulfate.

Properties

Name

Aluminum sulfate

ALUM

Aluminium Sulfate

ALUMINIUM SULFATE, DEHYDRATE

Aluminium sulfate,non-ferrous

CAS Number

10043-01-3

EINECS No.

233-135-0

Risk Codes

S26;S39;S61;S37/39;S29

Safety Description

R37/38;R41;R51/53;R36/37/38

HS Code

2833220000

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