Naloxone Hydrochloride, Dihydrate, USPTest Specification Min Max ASSAY (DRIED BASIS) 98. 0 100. 5 % SPECIFIC ROTATION [a][@D@] 170 to 181 170 to 181 CHLORIDE CONTENT (DRIED BASIS) 9. 54 9. 94 % NOROXYMORPHONE HCl AND OTHER[nIMPURITIES TO PASS TEST LOSS ON DRYING 11. 0 % ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IDENTIFICATION TO PASS TEST RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST