RT Journal Article SR Electronic T1 On the iodometric determination of the nitrates JF American Journal of Science JO Am J Sci FD American Journal of Science SP 42 OP 50 DO 10.2475/ajs.s3-46.271.42 VO s3-46 IS 271 A1 H. Gruener YR 1893 UL http://www.ajsonline.org/content/s3-46/271/42.abstract AB