Multi-Element Solution 4 Back Catalog number: 52136 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3431.9-100 MCPA, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-74-6 Price on request 93924 EPA Method 515 Herbicide Acids Price on request 680001 Edifenphos, 10 µg/ml, Cyclohexane, 10ml Price on request