+ Tween”-20

SECTION 2: Hazards identification

(29 CFR 1910.1200) Emergency overview Physical state + Liquid. [Clear sparkling liquid. Viscous liquid.] Color + Colorless to light yellow.

Hazard statements

+ MAY CAUSE EYE AND SKIN IRRITATION. CONTAINS MATERIAL THAT CAN CAUSE TARGET ORGAN DAMAGE,

Precautionary statements

Donot breathe vapor or mist. Do not eat, drink or smoke when using this product. Avoid contact with eyes, skin and clothing. Wash thoroughly after handling. OSHAIHCS status This material is considered hazardous by the

Potential Acute Health Effects

Inhalation ; No known significant effects or critical hazards. Ingestion + No known significant effects or critical hazards, Skin + Slightly irritating to the skin. Eyes * Slightly irritating to the eyes.

Potential chronic health

effects + Containg material that can cause target organ damage. Carcinogenicity + No known significant effects or critical hazards, 3/2011, 18 Lie Science Researct PO) Box 117 Rockford. IL (818) 968-0747 www thermo com Pierce Biotechnology Inc. 5747 N. hleridan Road 61105 (815) 968-7316 Fax, Tween*-20 10% solution Mutagenicity + No known significant effects or critical hazards,

Teratogenic Effects

; No known significant effects or critical hazards, Developmental effects ; No known significant effects or critical hazards, Fertility effects + No known significant effects or critical hazards, Target organs + Contains material which causes damage to the following organs: mucous membranes, skin, eyes. Over-exposure signsisymptoms Inhalation No specific data. Ingestion + No specific data. Skin Adverse symptoms may include the following: intitation redness Eyes Adverse symptoms may include the following: inftation watering redness Medical conditions + Pre-existing disorders involving any target organs mentioned in this MSDS as being at aggravated by over- risk may be aggravated by over-exposure to this product, exposure See toxicological information (Section 11)