Base/Neutral & Acid Surrogate Standard Back Catalog number: 25015 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79785 Thiacloprid, 1000µg/ml in Acetonitrile, 1ml Price on request 679671 D3-Vedaprofen, 10mg Price on request EPA-23ISS Internal Standard Stock Solution, 1.2ml, nonane Price on request