Asphalt
Drierite Air Drying Unit
Easily installs in-line between vacuum pump and rice test equipment. Refillable unit measures 2 5/8" by 11 3/8" with hose barbs at both ends which will accept ¼" to 3/8' flexible tubing. Supplied with 650g of blue indicating desiccant, which turns pink to show absorption, and may be reused.