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44493 Potassium silicate, anhydrous

CAS Number
1312-76-1
Synonyms

Stock No. Size Price ($) Quantity Availability
44493-22 100g 23.00
44493-36 500g 65.10
44493-A3 2kg 157.00
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Potassium silicate, anhydrous

MDL
MFCD00145152
EINECS
215-199-1

Chemical Properties

Formula
SiO2:K2O 2.5:1 wt%
Form
-48 Mesh
Storage & Sensitivity
Ambient temperatures.
Solubility
Soluble in water.

Applications

Potassium silicate is used in binders, carbon electrodes, lead pencils, protective coatings, insoluble pigments, phosphors on television tubes and detergent additives. It acts as a catalyst to make glass, ceramics, welding rods, adhesives, cements, gels, paints, pulp and paper production. Further, it is used in horticulture as a soluble source of potassium and silicon. It acts as a corrosion inhibitor.

Notes

Moisture sensitive. Incompatible with strong oxidizing agents.

Literature References

Yao, L.; Naeth, M. A.; Jobson, A. Soil microbial response to waste potassium silicate drilling fluid. J. Environ. Sci. 2015, 29, 189-198.

Nesbitt, H. W.; Bancroft, G. M.; Thibault, Y.; Sawyer, R.; Secco, R. A. Reply to the comment by Malfait on “Spectroscopic studies of oxygen speciation in potassium silicate glasses and melts”. Can. J. Chem. 2015, 93 (5), 581-587.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H350-H335-H373

Causes skin irritation. Causes serious eye irritation. May cause cancer. May cause respiratory irritation. May cause damage to organs through prolonged or repeated exposure.

Precautionary Statements: P260-P201-P280-P305+P351+P338-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,7668
Harmonized Tariff Code
2839.90
TSCA
Yes

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