context: Under this rule, an expert may express an opinion based on inadmissible hearsay evidence so long as that evidence is of the type reasonably relied on by experts in the particular field. Here, Blum's report and, especially, the supporting documents are the kind of evidence on which a forensic chemist reasonably relies in forming an opinion on the composition of a particular substance.
citation_a.signal: see also
citation_a.identifier: 647 F.2d 1048, 1051
citation_a.parenthetical: under rule 703, "[i]t is quite reasonable for a chemist to review another chemist's analysis when forming an opinion as to the veracity of the latter's test results"
citation_a.sentence: See Reardon v. Manson, 806 F.2d 39, 42 (2d Cir.1986) (upholding admission of drug composition testimony by supervising toxicologist who based his opinion on results of tests, including chromatography and spectrophotometry, performed by subordinates), cert. denied, 481 U.S. 1020, 107 S.Ct. 1903, 95 L.Ed.2d 509 (1987); see also United States v. Posey, 647 F.2d 1048, 1051 (10th Cir.1981) (under rule 703, “[i]t is quite reasonable for a chemist to review another chemist’s analysis when forming an opinion as to the veracity of the latter’s test results”).
citation_b.signal: see
citation_b.identifier: 806 F.2d 39, 42
citation_b.parenthetical: upholding admission of drug composition testimony by supervising toxicologist who based his opinion on results of tests, including chromatography and spectrophotometry, performed by subordinates
citation_b.sentence: See Reardon v. Manson, 806 F.2d 39, 42 (2d Cir.1986) (upholding admission of drug composition testimony by supervising toxicologist who based his opinion on results of tests, including chromatography and spectrophotometry, performed by subordinates), cert. denied, 481 U.S. 1020, 107 S.Ct. 1903, 95 L.Ed.2d 509 (1987); see also United States v. Posey, 647 F.2d 1048, 1051 (10th Cir.1981) (under rule 703, “[i]t is quite reasonable for a chemist to review another chemist’s analysis when forming an opinion as to the veracity of the latter’s test results”).