Search    ENTER KEYWORD
MSDS Material Safety Data Sheet
CAS

21645-51-2

File Name: 21645-51-2.asp

                              SIGMA-ALDRICH

Material Safety Data Sheet

Date Printed: 09/NOV/2004
Date Updated: 12/MAR/2004
Version 1.3
According to 91/155/EEC

Classified as Hazardous according to the criteria of EU Annex 1 and
NOHSC.

1 - Product and Company Information

Product Name ALUMINUM HYDROXIDE
Product Number 239186

Company Sigma-Aldrich Pty, Ltd
Unit 2, 14 Anella Avenue
Castle Hill NSW 1765
Australia
Technical Phone # +61 2 9841 0555
Fax +61 2 9841 0500
Emergency Phone # +61 2 9841 0566

2 - Composition/Information on Ingredients

Product Name CAS # EC no Annex I
Index Number
ALUMINUM HYDROXIDE 21645-51-2 244-492-7 None

Formula AlH3O3
Molecular Weight 78 AMU
Synonyms AF 260 * Alcoa 331 * Alcoa C 30BF * Alumigel *
Alumina hydrated * Alumina trihydrate *
alpha-Alumina trihydrate * Aluminic acid *
Aluminium hydroxide * Aluminum hydrate *
Aluminum(III) hydroxide * Aluminum hydroxide gel
* Aluminum oxide trihydrate * Aluminum
trihydrate * Aluminum trihydroxide * Alusal *
Amberol ST 140F * Amphojel * BACO AF 260 *
British aluminum AF 260 * C 31 * C 33 * C 31C *
C 4D * C-31-F * C.I. 77002 * GHA 331 * GHA 332 *
H 46 * Higilite * Higilite H 32 * Higilite H 42
* Higilite H 31S * Hychol 705 * Hydral 705 *
Hydral 710 * Hydrated alumina * Liquigel *
Martinal * P 30BF * PGA * Trihydrated alumina *
Trihydroxyaluminum

3 - Hazards Identification

SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Irritating to eyes.


4 - First Aid Measures

AFTER INHALATION
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.

AFTER SKIN CONTACT
In case of contact, immediately wash skin with soap and copious
amounts of water.

AFTER EYE CONTACT
In case of contact, immediately flush eyes with copious amounts
of water for at least 15 minutes.

AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.

5 - Fire Fighting Measures

EXTINGUISHING MEDIA
Suitable: Water spray. Carbon dioxide, dry chemical powder, or
appropriate foam.

SPECIAL RISKS
Specific Hazard(s): Emits toxic fumes under fire conditions.

SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and protective clothing
to prevent contact with skin and eyes.

6 - Accidental Release Measures

PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear respirator, chemical safety goggles, rubber boots, and
heavy rubber gloves.

METHODS FOR CLEANING UP
Sweep up, place in a bag and hold for waste disposal. Avoid
raising dust. Ventilate area and wash spill site after material
pickup is complete.

7 - Handling and Storage

HANDLING
Directions for Safe Handling: Do not breathe dust. Avoid contact
with eyes, skin, and clothing. Avoid prolonged or repeated
exposure.

STORAGE
Conditions of Storage: Keep tightly closed.

8 - Exposure Controls / Personal Protection

ENGINEERING CONTROLS
Safety shower and eye bath. Mechanical exhaust required.

GENERAL HYGIENE MEASURES
Wash thoroughly after handling.

EXPOSURE LIMITS - DENMARK
Source Type Value
OEL TWA 2 mg/m3

EXPOSURE LIMITS - GERMANY
Source Type Value
TRGS 900 OEL 6 mg/m3, A

EXPOSURE LIMITS - SWITZERLAND


ALDRICH - 239186 www.sigma-aldrich.com Page 2
Source Type Value
OEL OEL 6 mg/m3
Remarks: A

EXPOSURE LIMITS - UNITED KINGDOM
Source Type Value
OEL LTEL 2 MG(AL)/M3

PERSONAL PROTECTIVE EQUIPMENT
Respiratory Protection: Government approved respirator.
Hand Protection: Compatible chemical-resistant gloves.
Eye Protection: Chemical safety goggles.

9 - Physical and Chemical Properties

Appearance Physical State: Solid

Property Value At Temperature or Pressure

pH N/A
BP/BP Range N/A
MP/MP Range N/A
Flash Point N/A
Flammability N/A
Autoignition Temp N/A
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits N/A
Vapor Pressure N/A
SG/Density N/A
Partition Coefficient N/A
Viscosity N/A
Vapor Density N/A
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content N/A
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility N/A

10 - Stability and Reactivity

STABILITY
Stable: Stable.
Conditions of Instability: Absorbs carbon dioxide from air.
Materials to Avoid: Strong acids, Reacts violently with
chlorinated rubber when heated.

HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Aluminum oxide.

HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur

11 - Toxicological Information

RTECS NUMBER: BD0940000



ALDRICH - 239186 www.sigma-aldrich.com Page 3
SIGNS AND SYMPTOMS OF EXPOSURE
Exposure can cause: Nausea. Vomiting. Constipation.

ROUTE OF EXPOSURE
Skin Contact: May cause skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: Causes eye irritation.
Inhalation: May be harmful if inhaled. Material may be
irritating to mucous membranes and upper respiratory tract.
Ingestion: May be harmful if swallowed.

CHRONIC EXPOSURE - REPRODUCTIVE HAZARD

Species: Woman
Dose: 84 GM/KG
Route of Application: Oral
Exposure Time: (1-40W PREG)
Result: Effects on Newborn: Physical.

12 - Ecological Information

No data available.

13 - Disposal Considerations

SUBSTANCE DISPOSAL
Contact a licensed professional waste disposal service to dispose
of this material. Dissolve or mix the material with a combustible
solvent and burn in a chemical incinerator equipped with an
afterburner and scrubber. Observe all federal, state, and local
environmental regulations.

14 - Transport Information

RID/ADR
Non-hazardous for road transport.

IMDG
Non-hazardous for sea transport.

IATA
Non-hazardous for air transport.

15 - Regulatory Information

CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
INDICATION OF DANGER: Xi
Irritant.
R-PHRASES: 36
Irritating to eyes.
S-PHRASES: 26 36
In case of contact with eyes, rinse immediately with plenty of
water and seek medical advice. Wear suitable protective
clothing.

COUNTRY SPECIFIC INFORMATION

Germany
WGK: No hazard to waters.

SWITZERLAND
SWISS POISON CLASS: FREI


ALDRICH - 239186 www.sigma-aldrich.com Page 4
16 - Other Information

WARRANTY
The above information is believed to be correct but does not
purport to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
knowledge and is applicable to the product with regard to
appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Sigma-Aldrich Inc.,
shall not be held liable for any damage resulting from handling or
from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2004 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.

DISCLAIMER
For R&D use only. Not for drug, household or other uses.




ALDRICH - 239186 www.sigma-aldrich.com Page 5

ALL Chemical Analysis PAGES IN THIS GROUP
NAMECAS
107-37-9.asp 107-37-9
623-25-6.asp 623-25-6
9000-85-5.asp 9000-85-5
10030-85-0.asp 10030-85-0
1344-28-1.asp 1344-28-1
7784-26-1.asp 7784-26-1
7446-70-0.asp 7446-70-0
7784-18-1.asp 7784-18-1
21645-51-2.asp 21645-51-2
7784-27-2.asp 7784-27-2
124-04-9.asp 124-04-9 7446-93-7
100-97-0.asp 100-97-0
7784-30-7.asp 7784-30-7
1344-28-1.asp 1344-28-1
7784-24-9.asp 7784-24-9
16828-11-8.asp 16828-11-8
1302-81-4.asp 1302-81-4
7429-90-5.asp 7429-90-5
915-67-3.asp 915-67-3
11128-96-4.asp 11128-96-4
12626-25-4.asp 12626-25-4
37360-75-1.asp 37360-75-1
37247-87-3.asp 37247-87-3
39389-20-3.asp 39389-20-3
9002-23-7.asp 9002-23-7
63181-94-2.asp 63181-94-2
9002-29-3.asp 9002-29-3
137-09-7.asp 137-09-7
8021-99-6.asp 8021-99-6 7647-14-5 7558-79-4 367-51-1 7447-40-7 10043-52-4 7786-30-3 7778-77-0
2016-88-8.asp 2016-88-8
919-30-2.asp 919-30-2
56-40-6.asp 56-40-6
94-09-7.asp 94-09-7
2921-14-4.asp 2921-14-4
549-18-8.asp 549-18-8
1336-21-6.asp 1336-21-6 7732-18-5
Ammonia_cyanurate_reagent_powder_pillow.asp N/A
14402-89-2.asp 14402-89-2
7664-41-7.asp 7664-41-7
631-61-8.asp 631-61-8
1863-63-4.asp 1863-63-4
12124-97-9.asp 12124-97-9
1111-78-0.asp 1111-78-0
506-87-6.asp 506-87-6
16774-21-3.asp 16774-21-3
12125-02-9.asp 12125-02-9
7789-09-5.asp 7789-09-5
7722-76-1.asp 7722-76-1
1185-57-5.asp 1185-57-5
1185-57-5.asp 1185-57-5


HBCChem,Inc

Chemical Information Net chemcas.orgCopyright Reserved

Trading Lead

Leputech HPLC Laboratory