bibliographicCitation |
Sahu R, Sondhi SM, Gupta B. Extraction and spectrophotometric determination of Pd(II) with 3,4,4a,5-tetrahydro-3,3,4a-trimethyl-7-(substituted)-pyrimido(1,6-a)-benzimidazole-1-thiol (PBT). Talanta. 1995 Mar;42(3):401–5. doi: 10.1016/0039-9140(95)01423-9. PMID: 18966244. |