Prateek Chemicals

The density of sodium metasilicate 9H2O is 2.4 grams per cubic centimeter (g/cm3). Here are some other specifications for sodium metasilicate 9H2O: 
Chemical formula: Na2SiO3
Molecular weight: 122.06 grams per mole (g/mol)
Melting point: 1,088 degrees Celsius
Shelf life: 60 days
Solid content: 42%
Appearance: White, moist powder with a crystalline appearance
Total purity: Minimum 98%
Free alkali as Na2O: Maximum 1%
Sodium metasilicate 9H2O is used in many industries, including:
Ceramics: As a grinding agent, glue, and water-reducing agent 
Manufacturing: In the production of detergents, silica gel, cardboard, paper, textiles, paints, adhesives, pottery, sanitary ware, refractories, foundry, and wood processing

Sodium metasilicate 5H2O, also known as sodium metasilicate pentahydrate, is a white, crystalline, ionic chemical compound with the formula Na2SiO3.5H2O:
Properties
Soluble in water, but not easily soluble in alcohol or acid. It is non-toxic, odorless, and deliquescent.
Uses
Used in many industries, including metal, detergent, ceramic, and cleaning. It is also used in the manufacturing of soaps, metal cleaners, fireproofing mixtures, insecticides, fungicides, antimicrobial compounds, dairy cleaning, and paper deinking.
Specifications