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STYRONTm 484 Natural Polystyrene <br />Safety Data Sheet <br />when needed. Use gloves to protect from mechanical injury. Selection of <br />gloves will depend on the task. <br />Eye Protection Wear safety glasses with side shields. If there is potential for exposure <br />to particles which could cause eye discomfort, wear chemical goggles. If <br />exposure causes eye discomfort, use a full -face respirator. <br />Skin Protection No precautions other than clean body -covering clothing should be <br />needed. <br />Respiratory Protection Respiratory protection should be worn when there is a potential to <br />exceed the exposure limit requirements or guidelines. <br />Environmental Exposure Use local exhaust ventilation, or other engineering controls to maintain <br />Controls airborne levels below exposure limit requirements or guidelines. If there <br />are no applicable exposure limit requirements or guidelines, general <br />ventilation should be sufficient for most operations. Local exhaust <br />ventilation may be necessary for some operations. <br />Other Information Wash hands before smoking or eating <br />9.1. Physical and Chemical Properties <br />Physical State Solid. <br />Color Natural <br />Odor Odorless to mild <br />Odor Threshold No test data available <br />pH <br />Not applicable <br />Freezing Point <br />Not applicable <br />Melting Point <br />No test data available <br />Boiling Point (760 mmHg) and <br />Not applicable <br />Boiling Range <br />Flash Point <br />Not applicable <br />Evaporation Rate <br />Not applicable to solids <br />Flammability (solid, gas) <br />Not applicable <br />Flammability Limit - Upper (%) <br />Not applicable <br />Flammability Limit - Lower (%) <br />Not applicable <br />Vapor Pressure <br />Not applicable <br />Relative Vapor Density (air=1) <br />Not applicable <br />Relative Density (H20=1) <br />1.04 - 1.06 Estimated. <br />Solubility in Water <br />Negligible <br />05/08/2016 5/11 <br />