Caustic Potash

ChemAce Chemical Supply, a division of Nikkin Flux Corp., Pontoon Beach, IL 62040


Potassium hydroxide
Identifiers
CAS number 1310-58-3 YesY
PubChem 6093213
ChemSpider 14113
EC number 215-181-3
UN number 1813
RTECS number TT2100000
Properties
Molecular formula KOH
Molar mass 56.1056 g/mol
Appearance white solid, deliquescent
Density 2.044 g/cm3
Melting point

420 C

Boiling point

1327 C

Solubility in water 110 g/100 mL (25 C)
178 g/100 mL (100 C)
Solubility soluble in alcohol, glycerol
insoluble in ether, liquid ammonia
Acidity (pKa) 13.5 (0.1 M)
Refractive index (nD) 1.409
Structure
Crystal structure monoclinic
Coordination
geometry
rhombohedral
Hazards
MSDS ICSC 0357
EU Index 019-002-00-8
EU classification Corrosive (C)
Harmful (Xn)
R-phrases R22, R35
S-phrases (S1/2), S26, S36/37/39, S45
NFPA 704
NFPA 704.svg
0
3
1
Flash point Non-flammable
LD50 273 mg/kg
Related compounds
Other anions Potassium hydrosulfide
Potassium amide
Other cations Lithium hydroxide
Sodium hydroxide
Rubidium hydroxide
Caesium hydroxide
Related compounds Potassium oxide
 YesY (what is this?)  (verify)
Except where noted otherwise, data are given for materials in their standard state (at 25 C, 100 kPa)
Infobox references

* Source: Wikipedia


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