Calibration Standard Set Back Catalog number: 52042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11187.26-100MG (±)-Ketoconazole,neat,neat,100mg Price on request L13211000CY Esfenvalerate, 10µg/ml in CY, 10ml Price on request C10651735 Irganox 1425, 100mg Price on request