@article{gonzalez_silva_amaral_bianchi_oliveira_coelho_oliveira_nogueira_2017,  title={Determination of Elemental Impurities in Acyclovir Ointment and Raw Materials Using Microwave Acid Digestion (MW-AD) and ICP-MS},  volume={28},  ISSN={0103-5053},  url={https://doi.org/10.5935/0103-5053.20160151},  DOI={10.5935/0103-5053.20160151},  number={1},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Gonzalez, Mario H. and Silva, Caroline S. da and Amaral, Clarice D. B. and Bianchi, Silmara R. and Oliveira, Luciano H. B. de and Coelho, Jéssica S. and Oliveira, Andrea and Nogueira, Ana Rita A.},  year={2017},  month={Jan},  pages={98–105} }