8270 Spike Standard Back Catalog number: 94447 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L429-AS Method 429 Alternate Standard Stock Solution, 1.2ml, isooctane Price on request 3603.32-5UG 17ß(H),21 alpha(H)-(22RS)-Bishomohopane , neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request 79208 Endrin ketone, 1000µg/ml in Acetone, 1ml Price on request