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MATERIAL SAFETY DATA SHEET <br /> Product Name: Base Seal® (Component `A', Isocyanate) <br /> MSDS-AO04 <br /> Section 12: Ecological Information/Environmental Fate <br /> Ecotoxicity: Polymeric MDI. LC50 (Zebra Fish) >1000 mg/I. EC50 (Daphnia <br /> Magna) (24 hour) >1000 mg/I EC50 (E. Coli) >100 mg/I <br /> Environmental Fate and It is unlikely that significant environmental exposure in the air or water <br /> Distribution: will arise based on consideration of the production and use of the <br /> substance. <br /> Dearadation & Persistence: Immiscible with water, hl it will react with water to nrnriiira inart anri <br /> non-biodegradable solids. <br /> Section 13: Disposal Considerations <br /> See Section 15 for Regulatory Information. <br /> Waste Information: The generation of waste should be avoided or minimized wherever <br /> possible. <br /> Disposal should be in accordance with local, state, provincial or <br /> national regulations. This material is not a hazardous waste under <br /> RCRA 40 CFR 261. Small quantities should be treated with a <br /> decontaminant solution (See Section 6). The treated waste is not a <br /> hazardous material under RCRA 40 CFR 261. Chemical waste, even <br /> small quantities, should never be poured down drains, sewers or <br /> waterways. <br /> Empty containers should be decontaminated and either passed to an <br /> approved drum recycler or destroyed. <br /> Section 14: Transport Information <br /> U.S. Hazardous Materials Regulation (DOT 49CFR) Single containers less than 5,000 lbs. are <br /> DOT Classification: not regulated. Single containers with 5,000 <br /> lbs. or more of 4,4'-Methylene Diphenyl <br /> Diisocyanate are regulated as: Other <br /> Regulated Substances, Liquid, N.O.S. <br /> (Methylene Diphenyl Diisocyanate), 9, <br /> NA3082, PGIII, RQ. <br /> Canadian Transportation of Dangerous Goods (TDG) Not regulated. <br /> Classification: <br /> IMO/IMDG Classification: Not regulated. <br /> ICAO/IATA Classification: Not regulated. <br /> Page 7 of 9 (A) <br />