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44493 Potassium silicate, anhydrous

CAS Number
1312-76-1
Synonyms

Stock No. Size Price ($) Quantity Availability
44493-22 100g 23.70
44493-36 500g 67.00
44493-A3 2kg 162.00
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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-H335-H350

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. May cause cancer.

Precautionary Statements: P201-P202-P261-P264b-P271-P280i-P281-P302+P352-P304+P340-P305+P351+P338-P308+P313-P332+P313-P337+P313-P362-P501c

Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear eye/face protection. Use personal protective equipment as required. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF exposed or concerned: Get medical advice/attention. If skin irritation occurs: If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Merck
14,7668
Harmonized Tariff Code
2839.90
TSCA
Yes

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