UOP423-85

    Thiosulfate in Used Refinery Caustic


      Format Pages Price  
    PDF 3 $256.00   ADD TO CART


    1. Scope

    This method is for determining thiosulfate ion, S2O3=, in the range of 0.01 to 5 mass-% in used refinery caustic, which may contain sodium salts or phenols, acid oils, naphthenic acids, mercaptans, disulfide oil, Merox catalyst, polysulfides and/or hydrogen sulfide.


    Citation Format

    ASTM UOP423-85, Thiosulfate in Used Refinery Caustic, ASTM International, West Conshohocken, PA, 2002, www.astm.org

    Back to Top