For questions, suggestions or complaints, please contact us via the contact form below:

Oil - LELCO (testing laboratory on oils, lubricants and fuels) Sao Paulo - SP

Gas - CTGás-ER (Centre for Gas Technology and Renewable Energy) Natal - Rio Grande do Norte

Carbon Black - Technological Center of polymers SENAI - CETEP - Laboratory of Physical and Mechanical Testing, Preparation of Compounds, Chemical Testing and Analysis Instruments