International Chemical Safety Cards n-HEXYL ACRYLATE ICSC: 1288 Acrylic acid, hexyl ester 2-Propenoic acid, hexyl ester Hexyl 2-propenoate C9H16O2 / CH2CHCOO(CH2)5CH3 Molecular mass: 156.3 ICSC #    1288 CAS #     2499-95-8 RTECS # AT1450000 EC #         607-233-00-2 November 25, 1998 Peer reviewed TYPES OF HAZARD/ EXPOSURE ACUTE HAZARDS/ SYMPTOMS PREVENTION FIRST AID/ FIRE FIGHTING FIRE See Notes. EXPLOSION EXPOSURE STRICT HYGIENE!  •INHALATION Cough. Sore throat. Ventilation, local exhaust, or breathing protection. Fresh air, rest.  •SKIN Redness. Pain. Protective gloves. Protective clothing. Remove contaminated clothes. Rinse and then wash skin with water and soap.  •EYES Redness. Safety spectacles, or eye protection in combination with breathing protection. First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.  •INGESTION Burning sensation. Do not eat, drink, or smoke during work. Rinse mouth. Give plenty of water to drink. Rest. SPILLAGE DISPOSAL STORAGE PACKAGING & LABELLING Do NOT let this chemical enter the environment. (Extra personal protection: filter respirator for organic vapours of low boiling compounds). Cool. Store only if stabilized. Xi symbol N symbol R: 36/37/38-43-51/53 S: 2-24-26-37-61 SEE IMPORTANT INFORMATION ON BACK ICSC: 1288 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

International Chemical Safety Cards n-HEXYL ACRYLATE ICSC: 1288 I M P O R T A N T D A T A PHYSICAL STATE; APPEARANCE: LIQUID PHYSICAL DANGERS: Vapours are uninhibited and may polymerize in vents and flame arresters causing blockage. CHEMICAL DANGERS: The substance may polymerize. OCCUPATIONAL EXPOSURE LIMITS: TLV not established. ROUTES OF EXPOSURE: The substance can be absorbed into the body by inhalation of its vapour. INHALATION RISK: No indication can be given about the rate in which a harmful concentration in the air is reached on evaporation of this substance at 20°C. EFFECTS OF SHORT-TERM EXPOSURE: The substance irritates the eyes, the skin and the respiratory tract. EFFECTS OF LONG-TERM OR REPEATED EXPOSURE: Repeated or prolonged contact may cause skin sensitization. See Notes. PHYSICAL PROPERTIES Boiling point: 40°C Melting point: -45°C Solubility in water: none Octanol/water partition coefficient as log Pow: 3.33-3.39 ENVIRONMENTAL DATA The substance is toxic to aquatic organisms. N O T E S The substance is combustible but no flash point is available in literature. Health effects of exposure to the substance have not been investigated adequately. An added stabilizer or inhibitor can influence the toxicological properties of this substance, consult an expert. Ageflex n-HA is a trade name. ADDITIONAL INFORMATION ICSC: 1288 n-HEXYL ACRYLATE (C) IPCS, CEC, 1994

IMPORTANT LEGAL NOTICE: Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH, the CEC or the IPCS is responsible for the use which might be made of this information. This card contains the collective views of the IPCS Peer Review Committee and may not reflect in all cases all the detailed requirements included in national legislation on the subject. The user should verify compliance of the cards with the relevant legislation in the country of use. The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.