TM SETON HARSH CONDITION OSHA SIGNS Page 1 of 2 Description: Seton Harsh Condition OSHA signs are a premium quality surface printed .060 vinyl laminated with a Tedlar overlaminate for extra outdoor durability, resistant to chemicals and graffiti. Material Construction: .060 vinyl/Tedlar overlaminate Standard Legend Colors: Black and red Standard Background Colors: White, orange and yellow Thickness:   (ASTM-D1593) Total 0.060 in. (1.524mm)   Gloss: 65 Gardner Units Service Temperature: -40°F to 212°F (-40°C to 100°C) Abrasion Resistance (Method 5306 of U.S. Federal Test Method Std. No 191A): CS-17 Wheel 1000 g wt  Overlaminate and legend withstands up to 2400 cycles Average Outdoor Durability: 5-8 years (Average expected outdoor life of product will depend on user definition of failure, climatic conditions, mounting techniques, and material color). 1998 Seton^® All Rights Reserved

Chemical Resistance: Reagent 7 day Immersion Dip Test Rub Test 30% Sulfuric Acid NE NE NE 10% Sulfuric Acid NE NE NE 30% HCL NE NE NE 10% HCL NE NE NE 50% NaOH F NE NE 10% NaOH F NE NE Methyl Ethyl Ketone F F NE Acetone F F NE Methanol F F NE 1,1,1, Trichloroethane F F NE ASTM #3 Oil NE NE NE SAE 20 Oil NE NE NE Mineral Spirits F NE NE Con Acetic NE NE NE 5% Acetic NE NE NE Diesel Fuel F NE NE Con Ammonia NE NE NE 10% Ammonia NE NE NE Turpentine NE NE NE Kerosene F NE NE Water NE NE NE NE: No Effect F: Failed 7 Day Immersion: Immersed in reagent for 7 days. Dip Test: Five 10 minute dips in reagent with 30 minute recovery. Rub Test: Rubbed sample for one minute with swab soaked in reagent. Shelf Life: Indefinite when stored at 70°F (21°C) and 40% to 50% R.H. . TM Page 2 of 2 SETON HARSH CONDITION OSHA SIGNS

Chemical Resistance: Reagent 7 day Immersion Dip Test Rub Test 30% Sulfuric Acid NE NE NE 10% Sulfuric Acid NE NE NE 30% HCL NE NE NE 10% HCL NE NE NE 50% NaOH F NE NE 10% NaOH F NE NE Methyl Ethyl Ketone F F NE Acetone F F NE Methanol F F NE 1,1,1, Trichloroethane F F NE ASTM #3 Oil NE NE NE SAE 20 Oil NE NE NE Mineral Spirits F NE NE Con Acetic NE NE NE 5% Acetic NE NE NE Diesel Fuel F NE NE Con Ammonia NE NE NE 10% Ammonia NE NE NE Turpentine NE NE NE Kerosene F NE NE Water NE NE NE NE: No Effect F: Failed 7 Day Immersion: Immersed in reagent for 7 days. Dip Test: Five 10 minute dips in reagent with 30 minute recovery. Rub Test: Rubbed sample for one minute with swab soaked in reagent. Shelf Life: Indefinite when stored at 70°F (21°C) and 40% to 50% R.H. . TM Page 2 of 2 SETON HARSH CONDITION OSHA SIGNS