Specifications: Standard Document Meets Requirements of: ANSI/ESD S541 (ANSI/ESD S20.20) ESD Protective Packaging Electrical Properties Typical Values Test Procedures / Method 3 6 Surface Resistance: 1 x 10 to < 1 x 10 ohms ANSI/ESD STM11.11 3 6 Volume Resistance: 1 x 10 to < 1 x 10 ohms ANSI/ESD STM11.12 Charge Decay: < 0.05 seconds from 5KV FTMS 101C, Method 4046.1 Physical Properties Black, Low Density, High Density, Construction: and Cross Linked High / Low Density Polyurethane open cell, carbon/acrylic impregnated. Cross Linked Polyethylene closed cell extruded cross linked. Corrosion Resistance: MIL-STD 883C, Method 1004.2 Density (approx.): RoHS 3, REACH, and Conflict Minerals Statement Low Density 2 lb/cu ft See the Desco Industries RoHS 3, REACH, and Conflict Minerals Statement: High Density 5 lb/cu ft