Specific gravity testing, or the Rice test, is essential to determining the integrity of pavement. At Certified MTP, we stock a full line of specific gravity test equipment. We carry curing tank circulators and heaters, specific gravity benches, pycnometers, and more! Certified MTP has your back with all of the "extras" as well, from hose clamps to cradles, and everything in between. When you need to find the specific gravity of asphalt, look no further than Certified Material Testing Products.