71746

Sodium metasilicate pentahydrate

≥95.0% (T)

• Synonym(s): Disodium silicate pentahydrate, Sodium silicate hydrate, Uniflo 26
• Linear Formula: Na₂SiO₃ · 5H₂O
• CAS Number: 10213-79-3
• Molecular Weight: 212.14
• EC Number: 229-912-9
• MDL number: MFCD00149176
• UNSPSC Code: 12352302
• PubChem Substance ID: 57652358
• NACRES: NA.22
• Assay: ≥95.0% (T)
• form: beads

Properties

• Quality Level: 200
• Assay: ≥95.0% (T)
• form: beads
• SMILES string: O.O.O.O.O.[Na+].[Na+].[O-][Si]([O-])=O
• InChI: 1S/2Na.O3Si.5H2O/c;;1-4(2)3;;;;;/h;;;5*1H2/q2*+1;-2;;;;;
• InChI key: ADPGKKZKGXANON-UHFFFAOYSA-N

Description

Application

Sodium metasilicate pentahydrate can be used:

• As a silicate electrolyte in plasma electrolytic oxidation (PEO) coating.
• For the synthesis of sintered mullite ceramics (3Al₂O₃·2SiO₂) by the co-precipitation method.
• As a source of silica for the synthesis of silica-zirconia composites for the chromatographic applications.
• For the synthesis of photo-Fenton catalyst, nontronite, for the degradation of Rhodamine B.
• As a starting material for the synthesis of zeolite NaA layers on α-Al₂O₃ supports.

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H290,H314,H335
• Precautionary Statements: P234 - P260 - P271 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 8B - Non-combustible corrosive hazardous materials
• WGK: WGK 1
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves