COD Calibration Standard Back Catalog number: 50451 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended AC-AQ10-030 Aqueous ethanol control EtOH AQ (1.0g/L), 10 x 3.0ml Price on request 12360.16-K-ME Mono-n-octyl phthalate-d4, 1000µg/ml in MeOH, 1ml Price on request 678224 Sulfotep, 100mg Price on request