The ash content of the feedstocks and the products were measured with a thermogravimetric analyzer (TGA, Q 500, TA Instruments, USA) according to a National Renewable Energy Laboratory Technical Report
The ash content of the feedstocks and the products weremeasured with a thermogravimetric analyzer (TGA, Q 500, TAInstruments, USA) according to a National Renewable Energy LaboratoryTechnical Report