+ LO-SPOP {Succinimidyl 6

SECTION 2: Hazards identification

29 CFR 1910.1200) Emergency overview Physical state Solid, [Powder.] Color + White to light tan.

Hazard statements

NOT EXPECTED TO PRODUCE SIGNIFICANT ADVERSE HEALTH EFFECTS WHEN THE RECOMMENDED INSTRUCTIONS FOR USE ARE FOLLOWED, OSHAIHCS status While this material is not considered hazardous by the

Potential Acute Health Effects

Inhalation : Exposure to airborne concentrations above statutory or recommended exposure limits may cause irritation of the nose, throat and lungs. Exposure to decomposition products may cause a health hazard. Serious effects may be delayed following exposure. Ingestion + No known significant effects or critical hazards. Skin + No known significant effects or critical hazards. Eyes : Exposure to airborne concentrations above statutory or recommended exposure limits may cause irritation of the eyes.

Potential chronic health

effects + Repeated or prolonged inhalation of dust may lead to chronic respiratory irritation. Carcinogenicity + No known significant effects or critical hazards, 2/16/2011. 18 Lie Science Resesrct PO Bax 117 Rocklord. IL (8151 988-0747 ww.therma.com Pierce Biotechnology Inc. 5747 N. heridhan Road 61105 (815) 968-7316 Fax LC-SPOP (Suecinimidy! 6 (3{2Pyridyidithio}Propronamido|Hexano 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, Over-exposure siqnsisymptoms Inhalation » Adverse symptoms may include the following: respiratory tract irritation coughing Ingestion + No specific data, Skin No specific data. Eyes : Adverse symptoms may include the following: intitation redness Medical conditions : None known. aggravated by over- exposure See toxicological information (Section 11}