MA - VPH Surrogate Spike Back Catalog number: 92368 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA17300000AL Terbuthylazine, 100μg/mL in Acetonitrile, 1ml Price on request 70264 Simetryn Price on request E589400 trans-trans-10,11-Epoxy Farnesenic Acid Methyl Ester, 5mg Price on request