International Chemical Safety Cards PIGMENT RED 53, BARIUM SALT (2:1) ICSC: 1540 Barium bis(2-chloro-5-((2-hydroxy-1-naphthyl)azo)toluene-4-sulphonate) D&C Red No 9 C17H13ClN2O4S• 1/2Ba Molecular mass: 444.5 ICSC #    1540 CAS #     5160-02-1 RTECS # DB5500000 April 20, 2005 Peer reviewed TYPES OF HAZARD/ EXPOSURE ACUTE HAZARDS/ SYMPTOMS PREVENTION FIRST AID/ FIRE FIGHTING FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire. NO open flames. Dry powder. Carbon dioxide. Water spray. EXPLOSION EXPOSURE PREVENT DISPERSION OF DUST!  •INHALATION Cough. Local exhaust or breathing protection. Fresh air, rest.  •SKIN Protective gloves. Remove contaminated clothes. Rinse skin with plenty of water or shower.  •EYES Redness. Safety goggles or eye protection in combination with breathing protection if powder. First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.  •INGESTION Do not eat, drink, or smoke during work. Rinse mouth. SPILLAGE DISPOSAL STORAGE PACKAGING & LABELLING Personal protection: P2 filter respirator for harmful particles. Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting. Wash away remainder with plenty of water. R: S: SEE IMPORTANT INFORMATION ON BACK ICSC: 1540 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 PIGMENT RED 53, BARIUM SALT (2:1) ICSC: 1540 I M P O R T A N T D A T A PHYSICAL STATE; APPEARANCE: YELLOW TO RED POWDER PHYSICAL DANGERS: CHEMICAL DANGERS: The substance decomposes on heating producing toxic fumes including nitrogen oxides and sulfur oxides . OCCUPATIONAL EXPOSURE LIMITS: TLV not established. MAK not established. ROUTES OF EXPOSURE: The substance can be absorbed into the body by ingestion. INHALATION RISK: A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered. EFFECTS OF SHORT-TERM EXPOSURE: EFFECTS OF LONG-TERM OR REPEATED EXPOSURE: The substance may have effects on the blood andspleen. PHYSICAL PROPERTIES Decomposes below melting point at 330°C Density: 1.66 g/cm3 Solubility in water, g/100 ml at 20°C: >0.00013 Auto-ignition temperature: >340°C Octanol/water partition coefficient as log Pow: -0.49 ENVIRONMENTAL DATA N O T E S Environmental effects from the substance have been investigated but none have been found. ADDITIONAL INFORMATION ICSC: 1540 PIGMENT RED 53, BARIUM SALT (2:1) (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.