GD-0653: Emulsified Asphalt Particles Ionic Charge Tester GD-0654: Emulsified Asphalt Adhesion Tester GD-0655:Emulsified Asphalt Storage Stability Tester GD-0751:Emulsified Asphalt Consistency Tester GD-0752:Wet Wheel Abrasion Tester GD-0754 : Cohesive Force Tester GD-0755:Load Wheel Rolling Tester