MSDS - Insulation Supplies

Touch ‘n Seal® All Seasons Polyurethane Foam SealantTouch ‘n Seal Desert Formula Polyurethane Foam SealantRevision Date 01 Oct 2009Chemical Name LD50 Oral LD50 Dermal LC50 InhalationPolymethylene polyphenylene49 g/kg ( Rat ) 9400 mg/kg ( Rabbit ) 490 mg/m 3 ( Rat ) 4 hisocyanateMethylene bisphenyl isocyanate9200 mg/kg ( Rat )(MDI)Polyol blend 64 ml/kg ( Rat ) 20 ml/kg ( Rabbit )Isobutane658 mg/l ( Rat ) 4 hMethylenediphenyl diisocyanate 6200 mg/kg ( Rabbit ) 0.369 mg/l ( Rat ) 4 hPropane 658 mg/kg ( Rat )Dimethyl ether308.5 mg/ l ( Rat ) 4 h* A single dermal application produced no mortality. The product is a mild irritant to rabbit skin following a 24-hour exposure.Chronic ToxicityChronic ToxicityCarcinogenicityMutagenicityReproductive ToxicityTarget Organ EffectsEndocrine Disruptor InformationRepeated or prolonged exposure may cause central nervous system damage. Tissue injury inthe upper respiratory tract and lungs has been observed in laboratory animals after repeatedexcessive exposures to MDI/polymeric MDI aerosols. Intentional misuse by deliberatelyconcentrating and inhaling contents may be harmful or fatal. Chronic hydrocarbon abuse hasbeen associated with irregular heart rhythms and potential cardiac arrest. Repeated orprolonged contact causes sensitization, asthma and eczemas.There are no known carcinogenic chemicals in this productContains no known mutagenetic chemicalsThis product does not contain any known or suspected reproductive hazardsContains component(s) that have been reported to cause effects on the following organs inanimals: Kidney, Liver, Bone marrow.This product does not contain any known or suspected endocrine disruptors12. ECOLOGICAL INFORMATIONThis product contains a chemical which is listed as a severe marine pollutant according to DOT.Movement & Partitioning:Persistence and Degradability:In the aquatic and terrestrial environment, PMDI movement is expected to be limited by itsreaction with water forming predominantly insoluble polyureas.In the aquatic and terrestrial environment, PMDI reacts with water forming predominantlyinsoluble polyureas that appear to be stable. In the atmospheric environment, material isexpected to have a short tropospheric half-life, based on calculations and by analogy withrelated diisocyanates.EcotoxicityEcotoxicity effects.Chemical Name Toxicity to Algae Toxicity to Fish Microtox Daphnia Magna (Water Flea)Flame retardantEC50 = 0.3 – 11.1 mg/L 24 hFlame retardant EC50/47 mg/L (96 h)Methylenediphenyl EC50 = 3230 mg/L 96 hEC50 > 1000 mg/L 24 hdiisocyanateDimethyl etherLC50 (goldfish) 3677 mg/L,96 hLC50 1852 mg/L, 96 hChemical NameLog PowFlame retardant 2.59Isobutane 2.88Propane 2.3Dimethyl ether -0.18Page 6