Hydroxychloroquine Sulfate Standard

 2-[[4-[(7-Chloro-4-quinolinyl)amino]pentyl]ethylamino]ethanol Sulfate; Hydroxychloroquine Sulphate; 7-Chloro-4-[4-[ethyl(2-hydroxyethyl)amino]-1-methylbutylamino]-quinoline Sulfate; Ethanol, 2-[[4-[(7-chloro-4-quinolinyl)amino]pentyl]ethyl]amino-, (±)-, Sulfate (1:1) (Salt); (±)-2-[[4-[(7-Chloro-4-quinolyl)amino]pentyl]ethylamino]ethanol Sulfate (1:1) (Salt) (USP);