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Sodium hydroxide

Catalog No. Sodium_hydroxide Name Wikipedia.org
CAS Number 1310-73-2 Website http://www.wikipedia.org/
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SYNONYMS

IUPAC name
sodiumol
IUPAC Systematic name
Sodium oxidanide
IUPAC Traditional name
caustic soda
Synonyms
White caustic
Lye
Ascarite
Sodium hydrate
Caustic soda

DATABASE IDS

KEGG ID D01169
Chemspider ID 14114
Wikipedia Title Sodium_hydroxide
Gmelin ID 68430
Unique Ingredient Identifier 55X04QC32I
CAS Number 1310-73-2
EC Number 215-185-5
MeSH Name Sodium+Hydroxide
PubChem CID 14798
CHEBI ID 32145

PROPERTIES

pKa 13
Apperance White, waxy, opaque crystals
Boiling Point 1388°C
Std enthalpy of formation -427 kJ·mol-1
Density 2.13 g/cm3
Melting Point 318°C
Std molar entropy 64 J·mol-1·K-1
Odor odorless
Refractive Index 1.3576
Solubility 111 g/100 mL (at 20 °C) in water
Solubility 23.8 g/100 mL in methanol
Solubility <<13.9 g/100 mL in ethanol
Vapor Pressure <2.4 kPa (at 20 °C)
EU Index 011-002-00-6
GHS Pictograms GHS corrosion
European Hazard Symbols Corrosive Corrosive (C)
NFPA704
NFPA 704 diagram
0
3
1
ALK
Risk Statements R35
RTECS WB4900000
Safety Statements S1/2, S26, S37/39, S45
UN Number 1823

DETAILS

Description (English)

REFERENCES