01444aam 2200385I 450 991070953390332120151026025816.0GOVPUB-C13-34529e87fe628efb15f4c74f47ecdce8(CKB)5470000002479664(OCoLC)926740103(EXLCZ)99547000000247966420151026d1984 ua 0engrdacontentrdamediardacarrierStandard reference materials methods and procedures used at the National Bureau of Standards to certify sulfur in coal SRM's for sulfur content, calorific value, ash content/Thomas E. GillsGaithersburg, MD :U.S. Dept. of Commerce, National Institute of Standards and Technology,1984.1 online resourceNBS special publication ;260-941984.Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.Title from PDF title page.Includes bibliographical references.Standard reference materials Gills T. E(Thomas E.)1391842Gills T. E(Thomas E.)1391842United States.National Bureau of Standards.NBSNBSGPOBOOK9910709533903321Standard reference materials3445951UNINA