Sodium Hydroxide Solution (0.5N (N/2)/Certified), Fisher Chemical™

A volumetric standard solution, titrated at 25°C to pH 8.6 (phenolphthalein endpoint) against NIST™ potassium acid phthalate

Chemical Identifiers

CAS

1310-73-2, 7732-18-5

Molecular Formula

HNaO

Molecular Weight (g/mol)

39.997

MDL Number

MFCD00003548

InChI Key

HEMHJVSKTPXQMS-UHFFFAOYSA-M

Synonym

sodium hydroxide, caustic soda, sodium hydrate, white caustic, soda lye, aetznatron, ascarite, sodium hydroxide na oh, sodium hydroxide solution, soda, caustic

PubChem CID

14798

ChEBI

CHEBI:32145

IUPAC Name

sodium;hydroxide

SMILES

[OH-].[Na+]

pH

12.0

Boiling Point

100°C

Melting Point

0°C

Concentration

0.498 to 0.502N

UN Number

1824

Density

1.0g/cm³

Quantity

4 L

Grade

Certified

Identification

Pass Test

Packaging

Poly Bottle

Traceability to NIST

LOT 84L Potassium acid phthalate

Vapor Pressure

14mmHg

Physical Form

Liquid

Chemical Name or Material

Sodium Hydroxide Solution, 0.5N (N/2)

Hazard Statement

DANGER!

Precautionary Statement

Emergency Overview
Causes burns by all exposure routes. Use only under a chemical fume hood. Wash off immediately with plenty of water for at least 15 minutes. Immediate medical attention is required. Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Immediate medical attention is required. Move to fresh air. If breathing is difficult, give oxygen. Do not use mouth-to-mouth resuscitation if victim ingested or inhaled the substance; induce artifici. Immediate medical attention is required. Do not induce vomiting. Call a physician or Poison Control Center immediately. Call a physician or Poison Control Center immediately. .

NFPA

Health:3
Flammability:0
Instability:0

DOTInformation

DOT Class 8, : Corrosive

SDS

Hazard Statement

DANGER!

Precautionary Statement

Emergency Overview
Causes burns by all exposure routes. Use only under a chemical fume hood. Wash off immediately with plenty of water for at least 15 minutes. Immediate medical attention is required. Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Immediate medical attention is required. Move to fresh air. If breathing is difficult, give oxygen. Do not use mouth-to-mouth resuscitation if victim ingested or inhaled the substance; induce artifici. Immediate medical attention is required. Do not induce vomiting. Call a physician or Poison Control Center immediately. Call a physician or Poison Control Center immediately. .

NFPA

Health:3
Flammability:0
Instability:0

DOTInformation

DOT Class 8, : Corrosive

SDS