Active Motif,
1914 Palomar Oaks Way, Suite 150,
Carlsbad, CA 92008.
Phone: 760-431-1263/877-222-9543
Fax: 760-431-1351------------------------------------------------------------------------------------------------------------MATERIAL SAFETY DATA SHEET (MSDS)IDENTIFICATION:
The following products from Active Motif are covered under this MSDS.
•Purified polyclonal antibodies of mouse, rabbit or goat origin.

Components common to all of these products are buffer salts and human or animal
proteins. None of these components are considered to be hazardous. The hazardous
substance, thimersol, is present in these products in very small amounts as an antimicrobial preservative.
HAZARDOUS INGREDIENTS:
Materials
Toxicity DataThimersol, less than or equal to 0.01%
CAS# 54-64-8
LD50= 75 mg/kg (rat-oral),The concentration of thimersol is below the regulatory threshold limits according toOSHA standard 29CFR 1910.1200. However, precautions for handling potentially
dangerous reagents should be practiced when using these products. To aide in
determining handling procedures, we offer the following additional information.
•

Physical State of thimersol-containing antibody: Odorless, light gold color, clearliquid

The following applies to thimersol powder
PHYSICAL DATA:•••••••

Physical State of thimersol: white powder, fine crystalline
Boiling point: Undetermined
Melting point: 232˚C to 233˚C
Vapor pressure: Not applicable
Vapor density: Not available
Solubility in water: Soluble, 1000g/l, (20˚C)
Solubility in ethanol: 125 g/l, (20˚C)

REACTIVITY DATA:
The product has no known dangerous reactions, nor known dangerous decomposition
products. Avoid aluminium and reducing
FIRE FIGHTINGMEASURES:••

Extinguishing media: Powder, water, CO2Special risks: Development of hazardous vapors possible in the event of fire. The
following might develop in the event of fire: Hg vapors.

ACCIDENTIAL RELEASE MEASURES:•Procedures for cleaning/absorption: Carefully take up dry. Avoid generation ofdust.

FIRST AID MEASURES:
Very toxic by inhalation, in contact with skin and if swallowed. Danger of cumulative
effects.
• After inhalation: fresh air. Apply mouth-to-mouth resuscitation or mechanicalventilation of necessary. Summon doctor.
• After skin contact: wash with plenty of water. Dab with polyethylene glycol 400.
Immediately remove contaminated clothing.
• After eye contact: rinse with plenty of water for at least 10 minutes with theeyelid held wide open. Immediately summon eye specialist.
• If swallowed: make the victim drink plenty of water, induce vomiting.
Immediately summon doctor.

DISPOSALCONSIDERATIONS:
Disposal should be in accordance with ALL FEDERAL, STATE, and LOCALENVIRONMENTAL REGULATIONS.
TOXICOLOGICAL INFORMATION:•••

Acute toxicity: LD50 = 75 mg/kg(rat-oral),Further Toxicological Information: Quantitative data on the toxicity of thisproduct are not available. The following applies to organic mercury compounds ingeneral: long-term exposure leads to disorders/damage of the nervous system.
Danger of skin absorption. Sensitisation with allergic manifestations in
predisposed persons. Pregnant women should not be exposed to the product.
Further hazardous properties cannot be excluded.
Further data: This product should be handled with the care usual when dealing
with chemicals.

PROTECTIONINFORMATION:
Follow good laboratory practice when handling this product. The following precautionary
measures are recommended:• Eye protection: Laboratory safety goggles• Hands: Chemical resistant gloves• Skin: Laboratory protective clothing• Respiratory: Fume hood or in areas with adequate ventilation/exhaustion.
SPECIAL PRECAUTIONS:••Storage of thimersol powder: Tightly closed. Protected from light. Dry.
Accessible only for authorized persons.
Storage of antibody containing thimersol: Store as recommended on antibody
vial, 4˚C or –20˚C.

This product is intended for research use only.
The above information is believed to be correct but does not purport to be all-inclusive
and is only intended to be used as a guide. Active Motif shall not be held responsible forany damage resulting from the use of these products or the information contained in thisMaterial Safety Data Sheet.
Document Prepared Data: March 2005