Sodium metasilicate

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Sodium metasilicate Specification

HS Code
28391900

EINECS No
229-912-9

Solubility
Soluble in water

Smell
Odorless

Density
2.4 Gram per cubic centimeter(g/cm3)

Shelf Life
Approximately 2 years when properly stored

CAS No
6834-92-0

Structural Formula
SiO3(2)Na(+)2

Appearance
White to off-white powder

Shape
Granular or powdered form

Ph Level
Highly Alkaline (pH ~12-13 in solution)

Poisonous
NO

Taste
Alkaline

Usage
Primarily as an industrial cleaning agent adhesive and binder in construction and corrosion inhibitor

Application
Used in detergents water treatment ceramics and construction materials

Purity
Typically 98% or higher

Physical Form
Powder or granular solid

Ingredients
Sodium oxide (Na2O) and silica (SiO2)

Molecular Weight
122.06 g/mol

Storage
Keep in tightly sealed containers and store in dry environments

Melting Point
1088C

Properties
Alkaline cleaner corrosion inhibitor water softener

Grade
Industrial grade

Molecular Formula
Na2SiO3

About Sodium metasilicate

Sodium metasilicate is silicate, belongs to inorganic salt products, molecular formula Na2SiO3nH2O, is a non-toxic, tasteless, pollution-free white powder or crystalline particles, soluble in water, insoluble in alcohol and acid, alkaline aqueous solution, easy to inhale the air wet, with detergent, emulsification, dispersion, wetting, permeability and PH buffer capacity.

Item	Specifications
Item	PETAHYDRATE	ANHYDROUS
Na2O%	28.5-30.0	50.00-51.50
SiO2 %	27.3-29.0	46.00-48.00
Whiteness %	85min	85min
Fe %	80ppm max	160ppm max
Bulk Density (g/cm3)	0.85-0.90	1.05-1.35
Particle Size(14-40mesh) %	90min	93 min
Water insoluble matter% %	0.06max	0.100 max
Appearance	White Granular	White,uniform, beaded

FAQs of Sodium metasilicate:

Q: What is Sodium metasilicate?

A: Sodium metasilicate is a white to off-white powder or granular solid which is primarily used as an industrial cleaning agent, adhesive, and binder in construction, and corrosion inhibitor.

Q: What are the ingredients of Sodium metasilicate?

A: The ingredients of Sodium metasilicate are Sodium oxide (Na2O) and silica (SiO2).

Q: What is the shelf life of Sodium metasilicate?

A: The shelf life of Sodium metasilicate is approximately 2 years when properly stored in tightly sealed containers and dry environments.

Q: What is the appearance of Sodium metasilicate?

A: Sodium metasilicate appears as a white to off-white powder in the granular or powdered form.

Q: In which applications Sodium metasilicate can be used?

A: Sodium metasilicate can be used in various applications such as detergents, water treatment, ceramics, and construction materials. It is also used as an alkaline cleaner, corrosion inhibitor, and water softener.

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