1994
DOI: 10.1080/09593339409385507
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Heavy metals in sludge from the sewage treatment plant of Rio de Janeiro

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Cited by 14 publications
(3 citation statements)
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“…Thus, the removal of heavy metals from the sludge and the investigation of the factors influencing their release are of high interest [3]. Several studies have been concerned with thermal [4,5,6] and acid [7] treatment methods for the removal and/or stabilization of heavy metals content [8,9].…”
Section: Introductionmentioning
confidence: 99%
“…Thus, the removal of heavy metals from the sludge and the investigation of the factors influencing their release are of high interest [3]. Several studies have been concerned with thermal [4,5,6] and acid [7] treatment methods for the removal and/or stabilization of heavy metals content [8,9].…”
Section: Introductionmentioning
confidence: 99%
“…No Brasil, teores de chumbo superiores aos reportados na literatura mundial têm sido observados em alguns fertilizantes e calcários (Amaral Sobrinho et al, 1992), biossólidos (Langenbach et al, 1994) e compostos de lixo urbano (Cravo et al, 1998). Embora existam normas regulamentares relativas à concentração máxima permitida de Pb para que um resíduo ou corretivo possa ser adicionado aos solos, elas são muito genéricas, uma vez que não levam em conta os atributos dos solos.…”
Section: Introductionunclassified
“…Teores de chumbo superiores aos reportados na literatura têm sido observados em alguns fertilizantes e corretivos agrícolas (Valle, 2012) em Minas Gerais (MG). Em compostos de Lixo urbano (Cravo et al, 1998) e em biossólidos (Langenbach et al,. 1994) também foram encontrados elevados teores de Pb.…”
Section: Introductionunclassified