antimony trisulfide Price — China Factory EXW 2026

antimony trisulfide price Spec: China national standards

China EXW, VAT excluded

Newest China EXW USD 1,221.24 / MT · VAT excluded unchanged as of 20210320

Newest Price 1,221.24

Price Date 20210320

Day's Change 0

Day's Range 1,221.24 - 1,221.24

Month's Change +35.4

Month's Range 1,221.24 - 1,256.64

Year's Change +88.5

Year's Range 1,221.24 - 1,132.74

Buyers should watch antimony concentrate availability closely, as smelter margins are squeezed when metal prices lag concentrate gains. The sulfide product specifically faces extra...

Also known as antimony, ANTIMONY (II) SULFIDE, ANTIMONY RED, ANTIMONY SULFIDE

Opinions

Why is antimony trisulfide surging over 70% this year and what drives the supply gap?

Buyers should watch antimony concentrate availability closely, as smelter margins are squeezed when metal prices lag concentrate gains. The sulfide product specifically faces extra quality risk—moisture or impurities can ruin fireworks and other applications, so secure reliable domestic sources rather than chasing spot bargains.

What are the key risks in the antimony trisulfide supply chain for Chinese buyers?

Import dependence is the hidden vulnerability—if overseas concentrate shipments slow, domestic sulfide producers may run at reduced rates even when metal prices are high. Buyers should diversify suppliers and consider locking in quarterly contracts with domestic smelters that have captive mine access, such as Hunan-based producers.

How is antimony trisulfide used beyond flame retardants, and which new demand sectors matter?

The semiconductor angle is promising but still early-stage commercially. For now, fireworks and lead-acid batteries remain the steady demand base in China, so track seasonal fireworks production cycles and battery replacement demand as near-term price signals rather than over-weighting speculative solar hype.

antimony trisulfide price context

What drives antimony trisulfide prices

Why is antimony trisulfide surging over 70% this year and what drives the supply gap?: Buyers should watch antimony concentrate availability closely, as smelter margins are squeezed when metal prices lag concentrate gains. The sulfide product spec...

What are the key risks in the antimony trisulfide supply chain for Chinese buyers?: Import dependence is the hidden vulnerability—if overseas concentrate shipments slow, domestic sulfide producers may run at reduced rates even when metal price...

How we assess antimony trisulfide 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

Antimony trisulfide (Sb₂S₃, CAS 1345-04-6) is a black crystalline or powdered inorganic compound, insoluble in water but soluble in concentrated acids and alkaline solutions. It serves as a versatile industrial raw material and functional semiconductor.

Industrial: a key raw material in lead-acid batteries and an additive improving durability in rubber products and paints.
Electronics & photovoltaics: a direct-bandgap semiconductor used in thin-film solar cells, photodetectors, resistive memory, and X-ray imaging.
Fireworks & pyrotechnics: acts as an oxidant and fuel component in stellar effects, enhancing combustion and light emission.
Optics: applied in optical coatings and as a sputtering/evaporation target material.

China dominates global antimony mining and smelting, though ore grades are declining and environmental policies constrain output growth. Domestic production is primarily high-purity grades (>98%) from stibnite ore via volatilization smelting, with supply increasingly reliant on imported concentrates.

Key domestic producers:
Hunan Gold – major antimony producer with integrated mining and smelting.
Flash (闪星) Antimony – leading smelter and exporter of antimony products.
Yiyang Jiutong Smelting – processes natural stibnite into antimony trisulfide products.

Properties

Name

antimony trisulfide

antimony

ANTIMONY (II) SULFIDE

ANTIMONY RED

ANTIMONY SULFIDE

CAS Number

1345-04-6

EINECS No.

215-713-4

Risk Codes

S36/37/39;S26

Safety Description

R36/37/38;R20/21/22

HS Code

2830904000

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antimony trisulfide price Spec: China national standards

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