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 673846 Chlormequat chloride, 10.0 µg/ml, Water, 10ml Price on request 678340 Iprobenfos, 100mg Price on request 79578 Simazine Price on request