Chem Service, Inc.
Material Safety Data Sheet
Printed: 10/30/2006
Last Revised Date: 3/24/2003

SECTION 1 - IDENTIFICATION OF THE SUBSTANCE / PREPERATION AND COMPANY
CAT No.: PS-339
Description: (2.4.5-Trichlorophenoxy) acetic acid methyl ester
Other Name(s): 2.4.5-T-methyl ester

Supplied by CHEM SERVICE, Inc. PO BOX 599, WEST CHESTER, PA, 19381 (610) 692-3026
EMERGENCY PHONE: 1-610-692-3026

SECTION 2 - COMPOSITION / INFORMATION ON INGREDIENTS
CAS No.: 1928-37-6
Description: (2.4.5-Trichlorophenoxy) acetic acid methyl ester
EINECS No.:
Hazard Symbols: N/A

SECTION 3 - HAZARDS IDENTIFICATION
Contact lenses should not be worn in the laboratory.
All chemicals should be considered hazardous - Avoid direct physical contact!
Can cause eye irritation.
Can cause skin irritation.
Can be irritating to mucous membranes.

SECTION 4 - FIRST AID MEASURES
An antidote is a substance intended to counteract the effect of a poison.
It should be administered only by a physician or trained emergency personnel.
Medical advice can be obtained from a POISON CONTROL CENTER.
In case of contact: Flush eyes continuously with water for 15-20 minutes. Flush skin with water for
15-20 minutes.
If no burns have occurred-use soap and water to cleanse skin.
If inhaled remove patient to fresh air. Administer oxygen if patient is having difficulty breathing.
If patient has stopped breathing administer artificial respirations.
If patient is in cardiac arrest administer CPR.
Continue life supporting measures until medical assistance has arrived.

SECTION 5 - FIRE AND EXPLOSION DATA
Flash Point: Not Available
Extinguishing Media:
Upper Explosion Limit: Not Available
Lower Explosion Limit: Not Available
Autoignition Temperature: Not Available
NFPA Hazard Rating: Not Available
Cat No.: PS-339

SECTION 6 - ACCIDENTAL RELEASE MESURES
Sweep up and place in an appropriate container.
Hold for disposal.
Wash contaminated surfaces to remove any residues.

SECTION 7 - HANDLING AND STORAGE
Handling:
Storage: Store in a cool dry place. Keep tightly closed.

SECTION 8 - EXPOSURE CONTROLS/PERSONAL PROTECTION
OSHA PEL (TWA): Not Available
ACGIH TLV (TWA): Not Available
ACGIH TLV (STEL): N/A

Personal Protective Equipment

SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES
Color: White
Phase: Crystalline solid
Melting Point: Not Available
Boiling Point: Not Available
Density: Not Available
Vapor Pressure: Not Available
Vapor Density: Not Available
Odor: Not Available
Evaporation Rate: Not Available
Solubility in Water: Insoluble (immiscible)
Molecular Weight: 269.51
Molecular Formula: C9H7Cl3O3

SECTION 10 - STABILITY AND REACTIVITY
Low reactivity.
Cat No.: PS-339

SECTION 11 - TOXICOLOGY INFORMATION
RTECS: Not Available
Oral Rat or Mouse LD50: 500mg/kg
Dermal Rat or Mouse LD50: N/A
Rat or Mouse LC50: N/A

Carcinogenicity
OSHA: No
IARC: No
NTP: No
ACGIH: No
NIOSH: No
OTHER: No

SECTION 12 - ECOLOGICAL INFORMATION
Ecotoxicity - Not Available

SECTION 13 - DISPOSAL CONSIDERATIONS
Disposal: Burn in a chemicals incinerator equipped with an afterburner and scrubber.

SECTION 14 - TRANSPORTATION INFORMATION
UN Number: UN2811
Class: 6.1
Packing Group: III
Proper Shipping Name: Toxic Solid, Organic, nos*
Label: POISON


SECTION 15 - REGULATORY INFORMATION
European Labeling in Accordance with EC Directives
Hazard Symbols: N/A


SECTION 16 - OTHER INFORMATION

Please Note - This MSDS is a courtesy MSDS. No order accompanied this MSDS.

Label Warning: POISON-IRRITANT


2,4,5-T-METHYL ESTER