Spiking Standard 5 Back Catalog number: 53067 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3326.10-100 Cadusafos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 95465-99-9 Price on request 10413.4-K-ME Sodium DL-3-hydroxybutyrate-2,4-13C2 Price on request 1583.30-600-DPX10 Betulin, 600µg/mL, Solvent-diisopropyl ether, Unit 1mL, # of units-10, Cas.no. 473-98-3 Price on request