SODIUM METASILICATE PENTAHYDRATE CAS#10213-79-3

Versatile Industrial Applications: Can be used in plasma electrolytic oxidation (PEO) coatings, ceramic synthesis, and catalyst production.


Effective Silica Source: Serves as a reliable source of silica for synthesizing silica-zirconia composites and zeolite layers.


Supports Advanced Material Synthesis: Enables the preparation of sintered mullite ceramics and zeolite NaA layers on α-Al₂O₃ supports.


Catalytic and Environmental Utility: Used in the synthesis of photo-Fenton catalysts for degrading pollutants such as Rhodamine B.


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Product Description

Product Description of ‌SODIUM METASILICATE PENTAHYDRATE CAS#10213-79-3

Broad applications in materials science and catalysis

PEO coatings: Silicate electrolyte for improved metal surface modification and protection

Mullite ceramics: Used in co-precipitation synthesis of 3Al₂O₃·2SiO₂ sintered ceramics

Silica-zirconia composites: Stable silica source; used in chromatography and high-performance applications

Photo-Fenton catalysts: Synthesizes nontronite etc. for efficient organic pollutant degradation (e.g., Rhodamine B)

Zeolite materials: Raw material for growing NaA zeolite layers on α-Al₂O₃ supports



Product Application of SODIUM METASILICATE PENTAHYDRATE CAS#10213-79-3

Versatile multifunctional industrial chemical

Fireproofing agent

Cleaning applications: Laundry, dairy equipment, metal surfaces, floors; paper deinking; carbonated beverage bottle cleaning

Agrochemical/antimicrobial: Formulation of insecticides, fungicides and antimicrobial products

Chemical intermediate: For silica gel catalyst production

Detergent additive: Soaps/synthetic detergents; alkali agent & bleaching aid in dish/laundry detergents


Product Information

Parameters


Melting point1088°C
density2.61
refractive index1.52
storage temp.Store at room temperature
formSolid
colorWhite
PH12,5 (in aqueous solution: 10 g /l , 20 °C)
Odorodourless
Water SolubilitySoluble in cold water.
Merck148,642
CAS DataBase Reference10213-79-3(CAS DataBase Reference)
EPA Substance Registry SystemSilicic acid (H2SiO3), disodium salt, pentahydrate (10213-79-3)
Hazard CodesC
Risk Statements34-37
Safety Statements26-36/37/39-45
RIDADRUN 3253 8/PG 3
WGK Germany1
RTECSVV9287500
TSCAYes
HazardClass8
PackingGroupIII
HS Code28391100


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FAQ

Q1: Is Huafeng Chemical a manufacturer or a trader?
A: We are a professional service provider specializing in chemical foreign trade. Rather than being limited to the products of a single factory, we leverage the chemical industry cluster in Shandong Province to integrate production resources from multiple high-quality manufacturers. This allows us to offer a wide range of sourcing options—covering various product categories and origins—instead of simply pushing a single product. Furthermore, our core competitiveness lies in our professional foreign trade services (covering documentation, logistics, and regulatory compliance), ensuring a smooth and worry-free procurement process for you.


Q2: How is the security of my transaction guaranteed when working with Huafeng Chemical?
A: We strictly adhere to international trade rules (Incoterms® 2020) and accept various payment methods, such as Letters of Credit (L/C) and Telegraphic Transfers (T/T). For new clients, we support small-batch trial orders and can clearly define arbitration clauses and applicable laws within the contract. Additionally, we maintain a robust risk management system to help you mitigate common trade risks, such as exchange rate fluctuations, shipping delays, and document discrepancies.


Q3: Do you have experience serving clients in Russian-speaking regions?
A: Yes. We place great importance on the Russian-speaking market; our team includes Russian-speaking business professionals who are well-versed in the import regulations of Russia and the Eurasian Economic Union (EAEU). We understand the importance of EAC certification to clients in these regions and can assist with related compliance inquiries. We have established connections with chemical traders across various CIS countries and have gained valuable experience in specialized packaging and temperature-controlled shipping designed to withstand harsh local winter conditions.


Q4: How do you guarantee product quality?
A: We implement a strict supplier qualification and periodic audit system. A Certificate of Analysis (COA)—issued by the original manufacturer—is provided with every shipment. We also welcome pre-shipment inspections conducted by internationally recognized third-party agencies such as SGS, BV, or ITS. Should the test results fail to meet the standards specified in the contract, you have the right to reject the goods or request a replacement.

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