Concrete. Refractory cements, mortars, concretes and similar compositions, other than products of heading 38.01. (HS 3816), Articles of cement, of concrete or of artificial stone, whether or not reinforced. (HS 6810), - Non-refractory mortars and concretes (HS 382450). Concrete and concrete products (ICS 91.100.30)

DUS 1836:2017, Standard Test Method for Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete. (14 page(s), in English)

This Draft Uganda Standard covers determination of the density of freshly mixed concrete and gives formulas for calculating the yield, cement content, and air content of the concrete. Yield is defined as the volume of concrete produced from a mixture of known quantities of the component materials.