SPECIFICATIONTEST METHOD A.S.T.M.SPECIFICATION AS PER NATIONAL IRANIAN OIL COMPANY (NIOC):SPECIFIC GRAVITY AT 25/25 DEG C 1.05 APPROX. D. 70PENETRATION AT 25 DEG C 10/20 D. 5SOFTENING POINT DEG C 85/95 D. 36DUCTILITY AT 25 DEG C CMS 1.5 MIN. D. 113LOSS ON HEATING %WT 0.2 MAX. D. 6FLASH POINT DEG C 225 MIN. D. 92SOLUBILITY IN CS2 %WT 99 MIN. D. 4SPOT TEST NEGATIVE *A.A.S.H.O. T102-42 *AMERICAN ASSOCIATION OF STATE HIGHWAY OFFICIALS