Calibration Mix #1, 200µg/ml in MeOH, 1ml Back Catalog number: 20149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 31301 Dichloromethane Price on request XA16667000AL Pyroxsulam, 100 ng/µl, 1ml Price on request C11064100 Cefazolin sodium salt, certified, 0.1g Price on request