-CEM I 42,5 R ( Portland Cement ) TS EN 197-1:2012 System 1+ -CEM I 52,5 N (Portland Cement) TS EN 197 -1: 2012 System 1+ -CEM II / A-M ( P-LL) 42.5 R (Portland Composite Cement) TS EN 197-1:2012 System 1+ -CEM IV / B (P) 32.5 R (Pozzolanic Cement) TS EN 197-1:2012 System 1+ -CEM IV / B (P) 32.5 R â?? SR (Sulfate Resisting Pozzolanic Cement) TS EN 197-1:2012 System 1+ -CEM I 42,5 R â?? SR5 ( Portland Cement ) TS EN 197-1:2012 System 1+