Sodium Hydroxide CAS# 1310 - 73 - 2

Synonyms:

Aetznatron;Augus hot rod;causticflake;causticsoda,bead;causticsoda,bead(dot);hydroxydedesodium(solide);hydroxydedesodium(solutions);SODIUM HYDROXIDE SOLUTION, 50% W/W, REAGENT GRADESODIUM HYDROXIDE SOLUTION, 50% W/W, REAGENT GRADESODIUM HYDROXIDE SOLUTION, 50% W/W, REAGENT GRADESODIUM HYDROXIDE SOLUTION, 50% W/W, REAGENT GRADE

CAS:

1310-73-2

MF:

NaOH

MW:

39.99711

EINECS:

215-185-5

Product Categories:

Inorganics;BioUltraMolecular Biology;DNA&RNA Purification;Molecular Biology;Molecular Biology Reagents;Reagents;Capillary Electrophoresis;Base ConcentratesConcentrates (e.g. FIXANAL);Reference Material Hydrochloric acid;By Reference Material;Concentrates (e.g. FIXANAL);Titration;Pure Reagents for Wet Digestion (Trace SELECT)Essential Chemicals;TraceSelect;Acids&Bases;Atomic Absorption Spectroscopy (AAS);Digestion Reagents;Essential Chemicals;Reagent Grade;Base Solutions;Volumetric Solutions;Analytical Reagents for General Use;Puriss p.a.;Q-S, Puriss p.a.;Electrode BuffersCell Culture;Isoelectric Focusing and Two Dimensional Electrophoresis;Miscellaneous Reagents and Supplements;Reagents and Supplements;Base solutionsCosmetics;Allergens;Other AdditivesVolumetric Solutions;HPLC;HPLC Buffer;HPLC Buffers;HPLC Buffers - SolutionChromatography/CE Reagents;Solution;Base SolutionsTitration;Base solutionsVolumetric Solutions;Solution containers (VOLPAC);INORGANIC & ORGANIC CHEMICALS;alkali;inorganic alkali;inorganic chemical raw material;Adsorbents, Filter Aids and Drying Agents;Ascarite;Chromatography/CE Reagents;Eluent concentrates for ICAlphabetic;Ion Chromatography;S;SN - SZ;Puriss p.a. ACS;Q-S, Puriss p.a. ACS;Capillary Isoelectric Focusing;Protein Electrophoresis;metal hydroxide

Mol File:

1310-73-2.mol

Sodium hydroxide Chemical Properties

Boiling point 

1390°C

density 

1.515 g/mL at 20 °C

vapor density 

<1 (vs air)

vapor pressure 

1 mm Hg ( 745 °C)

refractive index 

1,473-1,475

Fp 

176-178°C

storage temp. 

room temp

solubility 

H2O: 1 M at 20 °C, clear, colorless

form 

beads

color 

White

Specific Gravity

2.13

PH Range

13 - 14

PH

10.98(1 mM solution);11.95(10 mM solution);12.88(100 mM solution);

Odor

Odorless

Water Solubility 

SOLUBLE

λmax

λ: 260 nm Amax: 0.015
λ: 280 nm Amax: 0.01

Decomposition 

176-178 ºC

Sensitive 

Air Sensitive & Hygroscopic

Merck 

14,8627

Dielectric constant

57.5（25℃）

Exposure limits

TLV-TWA air 2 mg/m3 (OSHA); ceiling 2 mg/m3 (ACGIH) and 2 mg/m3/15 min (NIOSH).

Stability:

hygroscopic

CAS DataBase Reference

1310-73-2(CAS DataBase Reference)

NIST Chemistry Reference

Sodium hydroxide(1310-73-2)

EPA Substance Registry System

Sodium hydroxide (1310-73-2)