DISCONTINUED Residual Oil Standard Sulphur Range 0.9% 100ml See Certificate 897510 Petroleum Distillates N.O.S 3 UN1268

Approximate value percentages S=0.90

Organic standards from Elemental Microanalysis are traceable to the National Institute of Standards and Technology (N.I.S.T.) Maryland USA and/or (where appropriate) other accredited certification organisations.  These materials are suitable for use as working standards for elemental analysis and are supplied with batch Certificates of Analysis.

A table of all standards showing certified values is available in each of our catalogues.