Oil & Grease - Calibration Standard Back Catalog number: 56135 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673436 Rotenone, 10 µg/ml, Acetonitrile, 10ml Price on request B2729 4,4'-Bis(2-benzoxazolyl)stilbene, >97%, 25g Price on request 675341 Malaoxon, 100 µg/ml, Cyclohexane, 5ml Price on request