CLP Acid & Base/Neutral Surrogate Mix Back Catalog number: 21056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673440 Simazine, 10.0 µg/ml, Acetonitrile, 10ml Price on request 679575 Orbifloxacin, 100mg Price on request 682103 4-tert-Butylphenol, 100 µg/ml, Acetone, 5ml Price on request