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Potassium
carbonate sesquihydrate, Certified® ACS
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Certified Reagent ACS for Research & Development:
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Not intended for animal or human diagnostic or therapeutic
use
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Don’t see what you’re looking for? Give us the opportunity to make it
happen!
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Certificate of Analysis and Material Safety Data
Sheets Available Upon Request
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Assay
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Current stock: 2095299CA-1222-CL
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Appearance white crystals; Assay (HCl titration)
99.9%; Ammonium hydroxide precipitate <0.01%; Calcium (Ca) <0.001%;
Chloride (Cl) <0.002%; Heavy metals (as Pb) <3ppm; Identification
conforms; Insoluble matter <0.01%; Iron (Fe) <3ppm; Loss on heating (at
285°C) 16.4%; Magnesium (Mg) <0.001%; Nitrogen compounds (as N)
<0.001%; Phosphate (PO4) <0.001%; Silica (SiO4) <0.005%; Sodium (Na)
<0.01%; Sulfur compounds (as SO4) <0.002%;
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Beilstein Number
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-
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Boiling Point
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333.6°C
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CAS
Number
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6381-79-9
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Density
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2.043
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EINES Number
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209-529-3
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Flash
Point
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169.8°C
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Harmonized
Code
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2836.40.1000
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IUPAC Name
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Tetrapotassium dicarbonate trihydrate
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Linear
Formula
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K2CO3·1.5H2O
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MDL Number
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MFCD00149925
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Melting Point
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891°C
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Molecular Formula
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C2H6K4O9
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Molecular
Weight
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165.23
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Refractive Index
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-
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Solubility
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In water, practically insoluble in alcohol
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Synonym(s)
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209-529-3; 6381-79-9; C2H6K4O9; Carbonic
acid dipotassium salt hydrate; Carbonic acid dipotassium salt sesquihydrate;
CK2O3·1.5H2O; Dipotassium carbonate sesquihydrate; K2CO3·1.5H2O;
MFCD00149925; Potash sesquihydrate; Potassium carbonate 1.5-hydrate; Potassium
carbonate hydrate; Potassium carbonate sesquihydrate; Tetrapotassium
dicarbonate trihydrate;
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GHS (Accordance with 29
CFR 1910, OSHA HCS)
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Pictogram
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Irritant
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Signal
Word
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Warning
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Statement(s)
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H315 Causes skin irritation; H319 Causes serious eye irritation;
H335 May cause respiratory irritation;
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Other
hazards
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None
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Recommendations
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Do not handle until all safety precautions have been
read (SDS) and understood;
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Storage
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General
P’s shelf
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NFPA
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2-0-0
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Package
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Compatible
HDPE or amber glass bottle
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TRANSPORTION INFORMATION
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US
DOT
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Not
dangerous goods
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Exceptions
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None
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