Diesel: 18,210 ppm sulphur to under 500, cetane 38 to 59.4, and the colour back

A dark, high-sulphur diesel parcel with a cetane number of 38 was treated in the laboratory. The treated sample came back pale, under 500 ppm sulphur, with a cetane number of 59.4.

What was done

Diesel decolorisation with desulphurisation by chemical reaction and a cetane correction, dosed on the buyer's sample on the magnetic stirrer and filtered. The footage on the home page is this treatment running in APCO's laboratory; the values below are from the treated parcel's report. The report is available on request.

The report, row by row

Treated and filtered in APCO's laboratory; the parcel report is available on request. Red marks the value before treatment; green, after; plain figures held within the method's repeatability.