Sodium silicate is an inorganic sodium salt having silicate as the counterion.
How much products actually contain
No product states its amount yet.
Of the products containing it, 4 list it before the 1% line and 14 after it (usually 1% or less).
Products using this ingredient
12 of 18 confirmed · likeliest to carry enough first · See all 18
Dr. MelaxinEyephalt Eye Bag Lifting Cream Plus 10g
SOMEBLOSSOMSPICULAR EYEBAG CREAM
TOOQEasy & Gentle Bleach
WSHDWSHD Facial Cleansing Bar
Triple Y LabWhite Mulberry B3 Glow & Brightening Activator
medicubemedicube Zero One-Day Exosome Shot Pore Ampoule 2000
medicubemedicube Zero One-Day Exosome Shot Pore Ampoule 7500
TENZEROTENZERO PDRN Collagen Hidden Shot 2500
Triple Y LabCARNOSINE A.R.B AGE-DEFYING Spicule Serum
KAHINatwie Sangseu Crystal Boost Essence
OGANACELLDerx V-Mode 1100 Booster Shot
Triple Y LabCARNOSINE PDRN Age Defying Complex
Definition
US FDA substance register · UNII IJF18F77L3 · registered name SODIUM SILICATE · mixture
Sodium silicate is an inorganic sodium salt having silicate as the counterion. It contains a silicate ion.
Source: PubChem
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Reviewed by CIR: Final Report on the Safety Assessment of Potassium Silicate, Sodium Metasilicate, and Sodium Silicate
Reviewed by CIR: Amended Safety Assessment of Silicates as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name ケイ酸Ｎａ: 本品は、ケイ酸のナトリウム塩である。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 1344-09-8
- EC No.EU chemical inventory number
- 215-687-4
- DTXSIDUS EPA chemical ID
- DTXSID9029647
Measured properties
- Appearance
- solid
- pH
- 11-12
- Upper/lower flammability or explosive limits
- - / - %
- Molecular weight
- 184.04
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 414 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Chelating agent169
- Corrosion inhibitor80
- pH regulating agent41
- Anti-redeposition agent34
- Cleaning agent17
- Processing aids not otherwise specified15
- Hardener12
- Binder5
22 other uses
- Filler5
- Surfactant (surface active agent)5
- Intermediate3
- Sealant (barrier)3
- Surface modifier3
- Dust suppressant2
- Emulsifier2
- Chemical reaction regulator2
- Stabilizing agent2
- Deflocculant2
- Humectant1
- Dispersing agent1
- Anti-caking agent1
- Drier1
- Thickening agent1
- Flame retardant1
- Pigment1
- Plasticizer1
- Absorbent1
- Wetting agent (non-aqueous)1
- Adsorbent1
- Adhesion/cohesion promoter1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
5 skin studies and 2 eye studies are on record.
The study conclusions largely agree (63%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 7 studies
- Severe Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to - Category 8.2C (Category 1C)
Skin Irritation · Read Across - Corrosive
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to - Skin corrosion/irritation - Category 1
Skin Irritation · Screening - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to - Category 8.3A (Category 1)
Eye Irritation · Read Across - Serious eye damage/eye irritation - Category 1
Eye Irritation · Screening
Source: US EPA CompTox dashboard
Related literature
- Flexural Properties of Fly Ash Reinforced Perlite/Sodium Silicate Composite and Their Sandwich Structures · 2025
- Bioactive hydroxyapatite-sodium silicate waterglass reinforced with nanocollagen from Chitala ornata fish skin for bone engineering. · 2025
- Phytolith Concentration and Morphological Variation in Dendrocalamus brandisii (Munro) Kurz. Leaves in Response to Sodium Silicate Foliar Application Across Vegetative Phenological Stages · 2025
- Synthesis of sodium silicate crystals from rice husk ash · 2023
- PRODUCTION OF SODIUM SILICATE FROM RICE HUSK ASH WITH REGULATORY SETS MAGNESIUM · 2020
Linked databases 17
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- PubChem
- Tlooto literature search 2 3 4 5
- US Cosmetic Ingredient Review (CIR) 2 3
- US EPA CompTox dashboard
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata