Agent Name

Disodium disilicate

CAS Number

13870-28-5

Formula

H2-O5-Si2.2Na

Major Category

Metals

Synonyms

Sodium silicate; Silicic acid (H2Si2O5), disodium salt; Silicic acid (H2Si2O5), sodium salt (1:2); [ChemIDplus] SILICIC ACID, DISODIUM SALT; DISILICATO DI DISODIO; SODIO DISILICATO; Sodium disilicate; [IUCLID]

Category

Metals, Inorganic Compounds

Description

White powder or lumps; [BDH Laboratory Supplies MSDS]

Sources/Uses

Used in industrial processing and in consumer washing-cleaning products and water softeners; [ToxPlanet: ECHA REACH Registrations] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]

Comments

May cause serious eye injury; [ToxPlanet: ECHA REACH Registrations] Causes burns; Inhalation can cause severe respiratory tract irritation; [BDH Laboratory Supplies MSDS] See "Tetrasodium orthosilicate." See "Sodium metasilicate pentahydrate," "Sodium metasilicate," and "Sodium silicate."

Adverse Effects
Dermatotoxin

Skin Burns

Links to Other NLM Databases
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Chemical Information

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Other Information

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