Tto ghana waters Conforming to nigerian national petroleum corporation (nnpc) normal export standard grade as listed as follows below, and as confirmed in the independent q&q reports issued as per article 9. Specific gravity 0.8398 Api 36.7 minimum Water content 0.2% vol Rsw 0.6% vol Pour point Below 400 degree â??fâ?� Salt. Lb, 1, 000 bbi 12 Total sulfur, wt% 0.12 to 0.14% Reid vapour pressure 6.52 psig Carbon residue, wt% 1.0 V/ni, ppm wt