sodium metasilicate ph formula chemistry

Make Your Own Magic Rocks in a Chemical Garden

Mar 16, 2019 · The Magic Rocks are chunks of metal salts that have been stabilized by being dispersed in aluminum hydroxide or alum. The magic solution is a solution of sodium silicate (Na 2 SiO 3) in water. The metal salts react with the sodium silicate to form the characteristic colored precipitant (chemical towers about 4" high).

Sodium Metasilicate, Anhydrous [6834-92-0], Sodium ...

Sodium metasilicate, a very corrosive compound, is precipitated by acids and alkaline earth and heavy metal ions. When heated or acidified, solutions of the compound are hydrolyzed to free sodium ions and silicic acid. Sodium metasilicate is produced by the fusion of sodium carbonate with silicon dioxide or silica sand at about 1400 °C.


Sodium Orthosilicate is Na 4 SiO 4; Sodium Metasilicate is Na 2 SiO 3; Sodium Disilicate is Na 2 Si 2 O 5; Sodium Tetrasilicate is Na 2 Si 4 O 9. All these compounds are colorless, transparent, glasslike substance available commercially as a powder or as a transparent, viscous solution in water.They can be dissolved in water to form a syrupy ...

Sodium metasilicate pentahydrate ≥95.0% (T) | Sigma-Aldrich

Linear Formula Na2SiO3 · 5H2O. Molecular Weight 212.14. EC Number 229-912-9. MDL number MFCD00149176. PubChem Substance ID 57652358. NACRES NA.22.

What Is Sodium Silicate? | Sciencing

Sodium silicate, commonly known as "waterglass", is prominent due to wide commercial and industrial application. It is often composed of an oxygen-silicon polymer backbone housing water in molecular matrix pores. Sodium silicate products are manufactured as solids or thick liquids, depending on intended use. ...

Sodium Metasilicate at Best Price in India

Sodium silicate is the common name for compounds with the formula Na2(SiO2)nO. A well known member of this series is sodium metasilicate, Na2SiO3.

Sodium silicate - Wikipedia

Sodium silicate is a generic name for chemical compounds with the formula Na 2x Si y O 2y+x or (Na 2 O) x · (SiO 2) y, such as sodium metasilicate Na 2 SiO 3, sodium orthosilicate Na 4 SiO 4, and sodium pyrosilicate Na 6 Si 2 O 7. The anions are often polymeric. These compounds are generally colorless transparent solids or white powders, and ...

Metasilicate - an overview | ScienceDirect Topics

When solid sodium metasilicate is mixed with water, the hydrolysis takes place immediately and produces the orthosilicic acid and sodium hydroxide in the reaction: (27.2) 2 N a 2 S i O 3 + 6 H 2 O → 2 S i O H 4 + 4 NaOH

Metasilicate Anhydrous | Silmaco

Metasilicate anhydrous contains both silica and alkalinity in a molar ratio of 1:1 between silica and sodium oxide. The silica part gives sodium metasilicate corrosion inhibiting properties that help to protect both metal and non-metal surfaces.

Product Stewardship Summary Sodium Metasilicate

Sodium metasilicates are stable at normal temperatures and pressures and are not combustible. Spills of sodium metasilicate can be very slippery when wet. 5. Health Effects Sodium metasilicates are alkaline, meaning they have high pH. The pH typically ranges from 12.4 to 12.7. This property makes sodium metasilicate irritating to the skin ...

US8324146B2 - Sodium metasilicate based cleaning solutions ...

Sodium metabisulfite (CAS 7681-57-4, Formula Na2S2O5) is a white to slightly yellowish crystalline powder with sulfur dioxide odor, readily soluble in water. Bisulfite is a reductive bleaching...

Sodium meta-Silicate Pentahydrate (Crystalline/Technical ...

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Substance name : SODIUM METASILICATE Product code : SIS6982.0 Formula : (Na2O3Si)n Synonyms : DISODIUM TRIOXOSILICATE Chemical family : INORGANIC SILICATE 1.2. Relevant identified uses of the substance or mixture and uses advised against Use of the substance/mixture : Chemical intermediate For research and industrial use only 1.3.

Difference Between Sodium Silicate and Sodium Metasilicate ...

Jul 15, 2020 · Sodium metasilicate is an inorganic compound having the chemical formula Na 2 SiO 3. It is the main ingredient in commercially available sodium silicate solutions. This is an ionic compound containing sodium cations and polymeric metasilicate anions. This ionic compound is a colorless, crystalline and hygroscopic solid that is highly deliquescent.

PQ Sodium Silicates - PQ Corporation - Home

sion inhibitors, sodium silicates have a beneficial effect on pH. Added in the proper amount, sodium silicate can raise system pH into the alkaline range – another EPA-recommended way to lower lead lev-els in a municipal water system. Acidic (pH < 7) and very soft water tends to dissolve more lead than water with a pH in the 8 to 10 range ...

Calcium metasilicate | CaO3Si - PubChem

Wollastonite, a calcium metasilicate (CaSiO3), has a theoretical composition of 48.3% calcium oxide and 51.7% silicon dioxide but may contain trace to minor amounts of aluminum, iron, magnesium, manganese, potassium, and sodium. It occurs as prismatic crystals that cleave into massive-to-acicular fragments.

Sodium metasilicate - Wikipedia

Sodium metasilicate is the chemical substance with formula Na 2SiO 3, which is the main component of commercial sodium silicate solutions. It is an ionic compound consisting of sodium cations Na+ and the polymeric metasilicate anions [–SiO2− 3–]n. It is a colorless crystalline hygroscopic and deliquescent solid, soluble in water, but not in alcohols.

What Is Sodium Metasilicate? | Healthfully

Sodium metasilicate is produced by fusing sand with sodium carbonate at very high temperatures, notes the International Programme on Chemical Safety 1 2. This produces a clear, white or grayish-white crystal solution. Sodium is a base, and therefore has a high pH level. When interacting with acid, sodium metasilicate will often neutralize that ...

A Soluble Silicate for Institutional and Industrial Cleaning

The Metso® range of Sodium Metasilicate Pentahydrate Sodium Metasilicate has been used for a long time in alkaline cleaning agents for the household and industrial sectors. Sodium Metasilicate provides both silica and alkalinity in a molar ratio of 1:1 between silica and sodium oxide, which makes it especially suitable for hard surface cleaning.

Sodium silicate - (Na2O)x SiO2 Properties, Structure, Uses

It is also called Sodium metasilicate or Waterglass. The chemical formula of Sodium silicate is (Na 2 O) x ·SiO 2. Sodium metasilicate is a flaked solid or powdered substance. It dissolves in water to produce alkaline solutions.

Sodium meta-Silicate Nonahydrate (Crystalline/Certified ...

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sodium silicate | Sigma-Aldrich

synthetic, 82% SiO 2 basis (based on calcined substance), 9.5% Al 2 O 3 basis (based on calcined substance), 8% Na 2 O basis (based on calcined substance)

Sodium silicate | Na2SiO3 - PubChem

Sodium metasilicate with other salts, eg, sodium phosphates and sodium bicarbonate, can be used on aluminum as a paint stripper. Kirk-Othmer Encyclopedia of Chemical Technology. 3rd ed., Volumes 1-26.

inorganic chemistry - pH of sodium metasilicate anhydrous vs ...

I believe I need the developer to be an alkaline solution so I need to understand what will affect the pH when dissolving sodium metasilicate in water (e.g. if I need $\ce{Na2SiO3}$ or $\ce{Na2SiO3*5H2O}$, if I need to consider other specifications besides the chemical formula, if I need to consider the shelf life of the chemical if it changes ...


Sodium Metasilicate, if discarded or spilled, as well as other wastes generated during use of Sodium Metasilicate or containing Sodium Metasilicate may exhibit one or more hazardous waste characteristics under 40 CFR 261.24: D002 – Corrosive. 7 – HANDLING and STORAGE

Chemical Database: Sodium Metasilicate ...

Skip to page content; Skip to site menu on this page. Chemical Database Sodium Metasilicate Identifications. Formula: Na2SiO3.9H2O Elements: Hydrogen, Oxygen, Silicon, Sodium ...

How to adjust the pH of sodium silicate solution to pH 4 for ...

I studied some research papers that soil pH will be changed after the addition of sodium metasilicate. So many of them used 0.01N H2SO4 for adjusting pH under laboratory and greenhouse condition.

Sodium metasilicate Information - For chemical knowledge

The Sodium metasilicate, with the CAS registry number 99734-09-5, is also known as Sodium metasilicate,anhydrous. It belongs to the inorganic chemical industries. This chemical's molecular formula is Na2SiO3 and molecular weight is 122.06. What's more,Its systematic name is Disodium metasilicate.

Sodium metasilicate Anhy. - Advance Chemical

Sodium Meta silicate anhydrous is a highly alkaline compound that is used in a variety of industries. Sodium Meta silicate dissolves easily, even in cold water. The advantage with Sodium Meta silicate Anhydrous is the high active content which makes it possible to formulate high concentrated products. Sodium Meta silicate Penta hydrate and Nona hydrate […]