MSDS
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MATERIAL SAFETY DATA SHEET January 7, 2010 |
| Section I
Chemical Name Expanded Polystyrene Foam (EPS) Chemical Family Polystyrene Formula (C8H8)n with flame retardant additive |
| Section II Hazardous Ingredients
Non when residual pentane blowing agent is reduced to level described in Section IX |
| Section III Physical Data
Boiling Point Not applicable Solubility in Water None Specific Gravity Apparent Density 1.0 to 2.0 pcf density Percent Volatile by Volume (pentane & water) 0.18% (see Section IX) Evaporation Rate Not applicable Appearance and Odor Rigid cellular foam block or board – no odor |
| Section IV Fire and Explosion Hazard Date
Extinguishing Media Water fog, CO2, dry chemical Special Fire Fighting Procedure None Unusual Fire and Explosion Hazards May emit large volume of dense, black smoke |
| Section V Health Hazard Data
Threshold Limit Value None Effects of Overexposure None Emergency and First Aid Procedures None |
| Section VI Radioactivity Data
Stable Yes Incompatibility None Hazardous Decomposition Products None Hazardous Polymerization Will not occur Conditions to Avoid None |
| Section VII Spill or Leak Procedures
Steps to be taken in case material is released or spilled: normal good housekeeping should be observed in properly disposing of scrap material. Waste Disposal Method: According to local ordinances. |
| Section VIII Special Protection Information
Respiratory Protection None – may act as obstruction if swallowed Ventilation None Protective Gloves None Eye Protection Safety glasses recommended to avoid mechanical irritation from dust if saw fabricating |
| Section IX Special Precautions
Immediately after molding expanded polystyrene into blocks, the residual blowing agent, pentane, entrapped within the blocks ranges from about 2.0 to 3.0% by weight. The blocks are then stored at room temperature or at an elevated temperature (e.g., 130oF) to reduce the entrapped pentane and moisture to less than 1% by weight (0.18% by volume) dimensional stabilization. The block storage areas must be, therefore, adequately ventilated to avoid build up of pentane vapors. If the product in block or board form is to be fabricated by hot-wire cutting, work areas should be ventilated to avoid a build-up of processing fumes. |
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701 Sargent Lane, Fredericktown, MO 63645 1(800)839-8133 |


