This is a semi-quantitative method for determining free (elemental) sulfur or polysulfide sulfur dissolved in peroxide-free petroleum distillates. The lower limit of detection is a mercury number of 1, which is equivalent to approximately 1 mg/kg (mass-ppm).

UOP 286-13
Original price was: $240.00.$120.00Current price is: $120.00.
Free Sulfur in Distillates by Mercury Number
UOP LLC, A Honeywell Company , 01/01/2013