Oil marketers fire back at Dangote, deny importing ‘Off-Spec’ petrol Oil marketers in Nigeria have strongly refuted claims made by the Dangote Petroleum Refinery that dealers were importing substandard Premium Motor Spirit (PMS) into the country. On Thursday, the marketers declared that all petrol imported into Nigeria meets regulatory standards, being certified by both the Standards Organisation of Nigeria (SON) and the Nigerian Midstream and Downstream Petroleum Regulatory Authority (NMDPRA). The rebuttal was in response to a statement made earlier in the week by Dangote Refinery. The refinery had asserted that the...