Sodium metasilicate Price — China Factory EXW 2026

Sodium metasilicate price Spec: China national standards

China EXW, VAT excluded

Newest China EXW USD 154.37 / MT · VAT excluded -18.1947 (-11.00%) as of 20210323

Newest Price 154.37

Price Date 20210323

Day's Change -18.19

Day's Range 154.37 - 136.18

Month's Change -51.12

Month's Range 154.37 - 103.25

Year's Change -77.93

Year's Range 154.37 - 232.3

The regulatory squeeze is not a one-off event. Expect further consolidation as 2026 enforcement widens to cover full lifecycle emissions. For downstream buyers, auditing suppliers'...

Also known as disodium metasilicate, DISODIUM TRIOXOSILICATE, SILICA STANDARD, Sodium Metasilicate Anhydrous

Opinions

How is environmental regulation reshaping China's sodium metasilicate supply landscape?

The regulatory squeeze is not a one-off event. Expect further consolidation as 2026 enforcement widens to cover full lifecycle emissions. For downstream buyers, auditing suppliers' environmental compliance is now as important as price—non-compliant sources risk sudden supply interruptions that can halt production lines.

What should buyers consider when sourcing sodium metasilicate pentahydrate from Shandong in 2026?

When comparing quotes, factor in hidden costs like dissolution speed, caking risk during summer transit, and packaging integrity. A slightly higher-priced product with stable particle specs and moisture-resistant packaging often delivers lower total cost of ownership than a cheaper alternative that disrupts automated lines.

What drives sodium metasilicate pentahydrate prices entering the 2026 peak season?

Buyers should watch soda ash futures as a leading indicator. Given the tight correlation, locking in contracts before the March–May stocking window could hedge against another round of cost-driven hikes. Also consider supplier reliability on summer storage, as caking issues can offset any apparent price advantage.

Sodium metasilicate price context

What drives Sodium metasilicate prices

How is environmental regulation reshaping China's sodium metasilicate supply landscape?: The regulatory squeeze is not a one-off event. Expect further consolidation as 2026 enforcement widens to cover full lifecycle emissions. For downstream buyers,...

What should buyers consider when sourcing sodium metasilicate pentahydrate from Shandong in 2026?: When comparing quotes, factor in hidden costs like dissolution speed, caking risk during summer transit, and packaging integrity. A slightly higher-priced produ...

How we assess Sodium metasilicate 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

Sodium metasilicate (Na₂SiO₃, CAS 6834-92-0) is a white crystalline powder or granule, soluble in cold water with an alkaline reaction, and serves as a versatile inorganic silicate used mainly in detergents, metal treatment, and ceramics.

Detergents & cleaning: the pentahydrate grade acts as a phosphate-free builder in laundry powders, liquids, and pastes, offering emulsifying, dispersing, and water-softening performance.
Metal surface treatment: removes oils via saponification and emulsification, forms protective silicate films for rust inhibition, and buffers pH to protect aluminum, zinc, and tin parts.
Ceramics: used as a grinding aid and deflocculant to reduce slurry viscosity and improve flow in slip casting.
Other industrial uses: applies to paper deinking, construction acid-resistant materials, oilfield drilling muds, and as a silicate source in cell culture media.

China's production centers on pentahydrate and anhydrous grades, with the nonahydrate form unique to the domestic market. Output is largely consumed locally, with a modest export surplus. The anhydrous grade, produced via hydrothermal reaction of sodium silicate and caustic soda, is the highest-value form and a national priority fine chemical.

Key domestic producers:
Zhongzhi Chemical Technology – national-level "little giant" enterprise with roughly 100,000 t/y inorganic silicate capacity.
Huasu Plastics – operates pentahydrate production linked to its caustic soda and circular economy chain.

Properties

Name

Sodium metasilicate

disodium metasilicate

DISODIUM TRIOXOSILICATE

SILICA STANDARD

Sodium Metasilicate Anhydrous

CAS Number

6834-92-0

EINECS No.

215-687-4

Risk Codes

S26;S45;S36/37/39;S13;S24/25

Safety Description

R36/37/38;R37;R34

HS Code

2839190000

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Sodium metasilicate price Spec: China national standards

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