International Chemical Safety Cards o-sec-BUTYLPHENOL ICSC: 1472 2-sec-Butylphenol 2-(1-Methylpropyl)phenol C10H14O / C2H5(CH3)CHC6H4OH Molecular mass: 150.2 ICSC #    1472 CAS #     89-72-5 RTECS # SJ8920000 UN #        3145 October 09, 2002 Peer reviewed TYPES OF HAZARD/ EXPOSURE ACUTE HAZARDS/ SYMPTOMS PREVENTION FIRST AID/ FIRE FIGHTING FIRE Combustible. NO open flames. Carbon dioxide . Foam . Powder . EXPLOSION EXPOSURE PREVENT GENERATION OF MISTS! IN ALL CASES CONSULT A DOCTOR!  •INHALATION Cough. Sore throat. Ventilation, local exhaust, or breathing protection. Fresh air, rest. Refer for medical attention.  •SKIN Pain. Blisters. Skin burns. Protective gloves. Protective clothing. Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention.  •EYES Redness. Pain. Blurred vision. Severe deep burns. Face shield. First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.  •INGESTION Burning sensation. in the throat and chest . Abdominal pain. Shock or collapse. Vomiting. Do not eat, drink, or smoke during work. Rinse mouth. Do NOT induce vomiting. Refer for medical attention. SPILLAGE DISPOSAL STORAGE PACKAGING & LABELLING Collect leaking liquid in sealable containers. Sweep spilled substance into containers. Carefully collect remainder, then remove to safe place. (Extra personal protection: for large spills use chemical protection suit.) Separated from acid anhydrides , acid chlorides , bases , food and feedstuffs . Do not transport with food and feedstuffs. Marine pollutant. R: S: UN Hazard Class: 8 UN Packing Group: III SEE IMPORTANT INFORMATION ON BACK ICSC: 1472 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 o-sec-BUTYLPHENOL ICSC: 1472 I M P O R T A N T D A T A PHYSICAL STATE; APPEARANCE: COLOURLESS TO AMBER-COLOURED LIQUID OR SOLID. PHYSICAL DANGERS: CHEMICAL DANGERS: Reacts with oxidants. Reacts violently with bases , acid anhydrides and acid chlorides . Attacks steel, copper and its alloys. OCCUPATIONAL EXPOSURE LIMITS: TLV: as TWA 5 ppm; (skin); (ACGIH 2002). ROUTES OF EXPOSURE: The substance can be absorbed into the body by inhalation of its vapour, through the skin and by ingestion. INHALATION RISK: A harmful contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20°C. EFFECTS OF SHORT-TERM EXPOSURE: The substance is corrosive to the eyes and the skin. The vapour is irritating to the respiratory tract . Corrosive on ingestion. EFFECTS OF LONG-TERM OR REPEATED EXPOSURE: PHYSICAL PROPERTIES Boiling point: 224-237°C Melting point: 14°C Relative density (water = 1): 0.98 Solubility in water: none Vapour pressure, Pa at 20°C: 10 Relative vapour density (air = 1): 5.2 Flash point: 107°C Octanol/water partition coefficient as log Pow: 3.27 ENVIRONMENTAL DATA N O T E S Health effects of exposure to the substance have not been investigated adequately. Environmental effects from the substance have not been investigated adequately. ADDITIONAL INFORMATION ICSC: 1472 o-sec-BUTYLPHENOL (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.