Spiking Standard 2 Back Catalog number: 53065 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0545.27-100-IO 22,29,30-Trisnor-17 alpha(H)-hopan-21-one, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1172-78-7 Price on request 31411 Tetrachloroethene Price on request 2892.12-K-IO Diethyl phthalate-3,4,5,6-d4, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-12-6 Price on request