Spiking Standard 1 Back Catalog number: 52069 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9811.14-10MG 4-Acetylpsilocin fumarate Price on request 19197 EPA Method 602/8020 Price on request MBP-5 2,3-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request