Product Name:

Sodium Metasilicate Pentahydrate

WCode:

19-034

CAS No.

10213-79-3

Molecular Formula:

SiO3Na2•5H2O

Formula Weight:

212.74

           

Physical and Chemical Properties

Physical State

White granule

Solubility in Water

Soluble in cold water. Hydrolyzes in hot water

PH

12.3-12.5 (1% solution)

NFPA Ratings

Health: 3; Flammability: 0; Reactivity:0

Flash Point

Not considered to be a fire hazard

Stability

Stable under ordinary conditions

 

 

Applications

Detergents and soap, textile processing, pulp and paper, elastomers, disinfections agents, coatings, agriculture, ceramic industry.     

 

Sales Specification

Appearance

Granular

Na2O

28.0%-30.5%

SiO2

27.0%-29.0%

Fe

0.05% Max

Water insoluble

0.3% Max

 

Packing:

In 25KG plastic woven bag

 

Transportation

Shipping name:

Disodium Trioxosilicate Pentahydrate

UN No.:

3253

Hazard class:

8

Packing group:

III