SODIUM METASYLICATE PENTAHYDRATE BELGIUM
CAS No: 6834-92-0
Molecular Formula: Na2O3Si
Molecular Weight: 122.06
MOL File: 6834-92-0.mol
mp: 1089 ° C
Density: 2.4 g / cm3
NIST Chemistry Reference: Sodium silicate (6834-92-0)
EPA Substance Registration System: Silicic acid (H2SiO3), disodium salt (6834-92-0)
Hazard Codes: C
Risk Phrases: 36/37 / 38-37-34
Safety Phrases: 26-45-36 / 37 / 39-13-24 / 25
RIDADR: BM 3253 8 / PG 3
Dangerous Goods Data: 6834-92-0
It is a white crystalline powder emulsion with a chemical formula Na2O3Si. It is soluble in water and insoluble in alcohol and acid. The aqueous solutions are alkaline and dissolve by forming a syrupy liquid in water.
Production and Reactions
The mass ratio of silica powder between the caustic 80% and the mass ratio of silica powder to 80% between silica and caustic soda can be obtained by completion of the system through the cooling crystallization of the reaction, after the mass fraction of 90% or more.
It is used as bleach and dye stabilizer in textile sector.
It is used in recovery of purified oil.
It is used for pulping and whitening of pulp and paper.
It is used in spray coating production which is used in many sectors.
It is used as corrosion inhibitor and pigment preservative in detergent industry.
It is used to reduce the viscosity of ceramic mud and to increase efficiency.