American Density Materials, Inc., with over thirty years of experience with density calibrations, manufactures and sells density floats. Our density floats are Accurate to +0.0002 gms/cc, is calibrated to a specific density and will remain suspended in a

American Density Materials, Inc., with over thirty years of experience with density calibrations, manufactures and sells density floats. Our density floats are Accurate to +0.0002 gms/cc, is calibrated to a specific density and will remain suspended in a