Interlaboratory Comparison to determine the majority composition of BiomethaneAndreia Fioravante, Isabela Alves, Vanderléa de Souza, Viviane Mello, Claudia Ribeiro, Maurício Guimarães and Cristiane AugustoEPJ Web Conf., 352 (2026) 01005DOI: https://doi.org/10.1051/epjconf/202635201005