Modified Koppers Vacuum Calibrated Series, for measurements of viscosity of asphalts in accordance with ASTM D 2171 Size number 50, Range from 180-3200 viscosity range, poise.
Modified Koppers Vacuum Calibrated Series, for measurements of viscosity of asphalts in accordance with ASTM D 2171 Size number 50, Range from 180-3200 viscosity range, poise.