2011NF T66-020-2*NF EN 12846-2:2011 Bitumen and bituminous binders - Determination of efflux time by the efflux viscometer - Part 2 : cut-back and fluxed bituminous binders.
0000 NF T66-005:2003
1986NF T66-005:1986 Petroleum products. Fluidified bitumen and fluxed bitumen. Determination of pseudo-viscosity.