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Storage

Store closed containers in a cool, dry, well-ventilated area. Store away from strong acids. Avoid exposure to direct sunlight. Do not double stack. 8:---EKPO-SURE _DNAL PROTECTION Eye Protection: Wear safety glasses or gogglesto protect against exposure. Skin Protection: Normalwork coveralls. Laundercontaminatedclothing before reuse. Discard contaminatedshoes. ATTENTION:PROLONGEDOR REPEATEDEXPOSURE CAN CAUSEALLERGICSKIN REACTIONIN SENSITIVEINDIVIDUALS. FLXP0040 8 -EX:PC>SlJRECC>NSCNALPR-OTe-CTIc>N -A- __':: Gloves: Usegloves as a standardindustrialhandling procedure. All cleanableimpervious glove types are acceptable. Consult glove manufacturer for best type of glove for specific tasks. Respiratory Protection: Appropriate respiratory protection shall be worn when applied engineering controls are not adequate to protect against inhalation exposure. Firefighting: Use a Positive Pressure Demand Full Face Self Contained Breathing Apparatus. Ventilation: General; local exhaust ventilation as necessary to control any air contaminants to within their exposure limits during the use of this product. Adequate ventilation should be provided to keep dust concentrations below acceptable exposure limits. Discharge from the ventilation system should comply with the applicable air pollutions control regulations. Eliminate ignition sources. Airborne Exposure Limits: Nuisance Dust. OSHA PEU8Hr-TWA = 15 mg/m3(Total Dust). OSHA PEU8-Hr TWA = 05 mg/m3(RespirableDust). ACGIH TLV/8-HrTWA = 10 mg/m3. Flexsys PEU8Hr TWA: 0.5 mg/m3(Skin*). 9. PHYSICAL AND CHE PEBTJI:S

Appearance/Odor

Off-white powder. STRONG,PUNGENT pH: Not Applicable Specific Gravity: 1.33 @ 25°C Density: 1330 kg/m3 @ 25°C Bulk Density: 1330 kg/m3 Melting Point (OF/C): 87-90°C Bolling Point (OF/C): Not Determined Vapor Pressure: Negligible Vapor Density (Air=1): Not Applicable % Volatile by Volume: 0.4% by Heat Loss Solubility in Water: INSOLUBLE Other Solubility: Soluble in: Acetone Organic liquids, including fats and oils Alcohol Viscosity: Not Applicable Other Data: Ash Content = 0.2%. Molecular Weight: 261.34 Molecular Formula: C14-H15-02-N-S I!-ITY Ar~f[)]~EACTIVITY Chemical Stability: Stablewhen stored at room temperaturein closed,original container. Stable under normal conditions of handling,use and transportation. Stableif protectedfrom heat and exposure to air. Protectfrom moisture. Hazardous Polymerization: Will not occur. Conditions to Avoid: Keep away from heat, sparksand flame. Heat. Moisture. Materials to Avoid: Contact with acids. Hazardous Decomposition Toxic fumes Carbon monoxide. Oxides of nitrogen. Sulfur dioxide. Products: Additional Guidelines: Not Applicable OXICC>LC>GICAL~'NFC>RMA TIC> Acute Oral LD50 (mg/kg): >2600 mg/kg (Rat) Acute Dermal LD50 (mg/kg): >5010 mg/kg (Rabbit) Acute Inhalation LC50 (mg/I): Not Determined Target Organs / Principle Routes of Exposure: Skin. Eyes. Absorption through skin. FLXP0040 ~T.--TO--xm~C;lcAL INFORMATIO Ingestion: May be harmful if large amounts are swallowed. May cause stomach discomfort. May cause vomiting. Skin Contact: May cause an allergic skin reaction. May cause a rash and itching of the skin. May cause skin defatting with prolonged exposure. May be absorbed through the skin and contribute to the symptoms listed under ingestion. Inhalation: May cause vomiting. Illness may occur after a single overexposure by inhalation to relatively large quantities of this material. Eye Contact: Causes eye irritation. Moderate Eye Irritation: signs/symptoms can include redness, swelling, pain, tearing and hazy vision. Aggravated Conditions: Pulmonary disorders. Dermal ailments. Carcinogenicity Comment: This product, or one of its ingredients present at 0.1% or more, is NOT listed as a carcinogen or suspected carcinogen by NTP, IARC or OSHA. Other Information: Decomposition products and fumes from vulcanization and cross-linking may cause eye, skin and respiratory sensitization. May be a skin sensitizer. Primary Irritation Effect: Moderately irritating to skin and eyes. Cumulative irritant to skin. Probable skin sensitizer. STRONG skin allergen/sensitizer in human patch tests. Carcinogenicity: Negative in the Ames test on bacteria cells. Negative in standard tests using bacteria and/or yeast cells. Genotoxlcity: Negative for genetic activity- in vitro tests. Negative for genetic activity-in vivo tests. Some evidence of tumor promotional activity was seen in high-dose animals in a mammalian feeding study. Reproductive/Developmental No evidence of teratogenicity in animal studies using rats, mice and/or hamsters. No Toxicity: teratogenic effects seen in a mammalian study on rabbits. Maternal toxicity, decreased fetal weight and delayed development seen only in highest dose animals. Acute Fish Toxicity: 96Hr LC50 Rainbow Trout = 0.40 mg/I. 96Hr LC50 BluegillSunfish = 1.20 mg/I. 96Hr LC50 Fathead Minnow= 0.42 mg/I. Acute Crustaceans Toxicity: 48Hr EC50 Daphnia Magna = 32.0 mg/I. Acute Algae Toxicity: 96Hr EC50 Algae =21.0 mg/l OctanollWater Coefficient: 4600. Log P =3.76 (Calculated) Chemical Fate Information: Bioconcentration Factor: 130 (calculated). Other Information: Tests indicate this material willnot bioaccumulate or persist in the environment. ONSIDERA TIONS Disposal of Waste Method: This material is not a RCRA hazardous waste. Bury in a licensed landfill or bum in an approved incinerator according to federal, state, and local regulations. Empty containers should be handled in a manner not to cause dusting during collection, transporation and disposal. Contaminated Packaging: If empty container retains product residues, all label precautions must be observed. Store away from ignition sources. Transport with all closures in place. Return for reuse or dispose according to national or local regulations. Dispose of container according to national or local regulations. 14. TRANSPORT INFORMATION DOT: UN 3077, EnvironmentallyHazardousSubstance,Solid,N.O.S.,(N- (Cyclohexylthio)phthalimide), 9, III DOT Reportable Quantity (Ibs): None ICAO/IATA: See DOT IMDG: See DOT Marine Pollutant: No TDG(Canada): See DOT