Product Identification

Product Name

Diethylenetriaminepentaacetic acid

Synonyms

Complexon V
DETPA
Diethylenetriaminepentaacetic acid
Glycine, N,N-bis[2-[bis(carboxymethyl)amino]ethyl]-
N,N-Bis[2-[bis(carboxymethyl)amino]ethyl]glycine
Titriplex V

CAS

67-43-6

Formula

C14H23N3O10

Molecular Weight

393.34

EINECS

200-652-8

RTECS

MB8205000

RTECS Class

Other

Merck

12,7266

Beilstein/Gmelin

1810219

Beilstein Reference

4-04-00-02454

Physical and Chemical Properties

Appearance

White to off-white solid.

Solubility in water

Very soluble

Melting Point

220 - 222

Density

1.558 g/cm3

pKa/pKb

1.71 (pKa)

Partition Coefficient

-3.43

Usage

Chelating agent.

First Aid Measures

Ingestion

Get medical aid. Wash mouth out with water.

Inhalation

Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.

Skin

Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.

Eyes

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage

Storage

Store in a cool, dry place. Store in a tightly closed container.

Handling

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use only in a chemical fume hood.

Hazards Identification

Ingestion

The toxicological properties of this substance have not been fully investigated.

Inhalation

May cause respiratory tract irritation.

Skin

May cause skin irritation.

Eyes

Causes eye irritation.

EC Risk Phrase

R 36/37/38

EC Safety Phrase

S 26 36

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.

Respirators

A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.

Poison Class

4

Fire Fighting Measures

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Disposal Code

3

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.

Decomposition

Nitrogen oxides, carbon monoxide, carbon dioxide.

Transport Information

HS Code

2922 49 95