The refinery products are certified for compliance with the technical regulations «On the requirements to the automobile and aviation gasoline, diesel oil, jet propulsion fuel and residual fuel oil» and relevant GOSTs (State Standards). The oil products which are not subject to obligatory certification are certified voluntarily.
The quality of crude oil and oil products is controlled at all stages of production and shipment by the competent personnel of the chemical analytical laboratory accredited for technical competence in the system of accreditation of analytical laboratories (centers) and has got a relevant certificate issued by the Federal Agency on Technical Regulating and Metrology.
Stable natural gasoline
Engine fuel with the sulfur content up to 0.6% mass;