OAR 250-010-0430: Chemical Analyses

Edition: Current OARD snapshotEffective: 2011-11-01Last verified: 2026-09-07

Official history and status

History: OSMB 14-2011, f. & cert. ef. 11-1-11 OSMB 2-2011, f. 1-14-11, cert. ef. 2-1-11 OSMB 3-2001, f.& cert. ef. 3-29-01 MB 2-1992, f. & cert. ef. 3-13-92

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Official source: https://secure.sos.state.or.us/oard/