ASTM E2479-06
Standard Practice for Measuring the Ultrasonic Velocity in Polyethylene Tank Walls Using Lateral Longitudinal (LCR) Waves
standard by ASTM International, 02/15/2006
ASTM C780-06
Standard Test Method for Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry
standard by ASTM International, 02/15/2006