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Substance Name: Sodium hydroxide [NF]
RN: 1310-73-2
UNII: 55X04QC32I
InChIKey: HEMHJVSKTPXQMS-UHFFFAOYSA-M
Notes
- A highly caustic substance that is used to neutralize acids and make sodium salts. (From Merck Index, 11th ed)
- Asbestos coated with NaOH used for absorbing CO2.
Molecular Formulas
- H-Na-O
- Na-O-H
Molecular Weight
- 39.9969
Classification Codes
Classification Codes
- Agricultural Chemical
- Caustics
- Germicide, Bactericide, Disinfectant
- Mutation Data
- Noxae
- Pharmaceutic Aid (Alkalizing Agent)
- Skin / Eye Irritant
Superlist Classification Codes
- Ceiling 2 mg/m3
- Reportable Quantity (RQ) = 1000 lb
- TWA 2 mg/m3
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Names and Synonyms
Name of Substance
- Ascarite
- Caustic soda
- Sodium hydroxide
- Sodium hydroxide [NF]
MeSH Heading
- Sodium hydroxide
Synonyms
- Aetznatron
- Ascarite
- Caswell No. 773
- Caustic soda
- Caustic soda, liquid
- Collo-Grillrein
- Collo-Tapetta
- EC 215-185-5
- EINECS 215-185-5
- EPA Pesticide Chemical Code 075603
- Fuers Rohr
- HSDB 229
- Hydroxyde de sodium
- Hydroxyde de sodium [French]
- Lewis-red devil lye
- Liquid-plumr
- Natrium causticum
- Natrium-hydroxid, reinstes
- Natriumhydroxid
- Natriumhydroxid [German]
- Natriumhydroxyde
- Natriumhydroxyde [Dutch]
- NSC 135799
- Plung
- Rohrputz
- Rohrreiniger Rofix
- Soda lye
- Soda, caustic
- Soda, hydrate
- Soda, kaustische
- Sodio(idrossido di)
- Sodio(idrossido di) [Italian]
- Sodium hydrate
- Sodium hydrate solution
- Sodium hydroxide
- Sodium hydroxide (Na(OH))
- Sodium hydroxide (Na2(OH)2)
- Sodium hydroxide dimer
- Sodium(hydroxyde de)
- Sodium(hydroxyde de) [French]
- UN 1823 (solid)
- UN 1824 (solution)
- UNII-55X04QC32I
- White caustic
- White caustic solution
Systematic Names
- Sodium hydroxide
- Sodium hydroxide (Na(OH))
Superlist Names
- Caustic soda
- Caustic soda solution
- Soda lye
- Sodium hydrate
- Sodium hydroxide
- Sodium hydroxide solution
- Sodium hydroxide, solid
- Sodium hydroxide, solid [UN1823] [Corrosive]
- Sodium hydroxide, solution
- Sodium hydroxide, solution [UN1824] [Corrosive]
- UN1823
- UN1824
- White caustic
Registry Numbers
CAS Registry Number
- 1310-73-2
FDA UNII
- 55X04QC32I
Other Registry Numbers
- 1418731-95-9
- 2319645-49-1
- 2391974-94-8
- 8012-01-9
System Generated Number
- 0001310732
Structure Descriptors
InChI
InChI=1S/Na.H2O/h;1H2/q+1;/p-1InChIKey
HEMHJVSKTPXQMS-UHFFFAOYSA-MSmiles
O[Na]Toxicity
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | intraperitoneal | 40mg/kg (40mg/kg) | Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. Vol. 257, Pg. 791, 1963. | |
rabbit | LDLo | oral | 500mg/kg (500mg/kg) | Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 184, Pg. 587, 1937. |