Spike Sample Standard 2C (Water) Back Catalog number: 53030 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10200.21-5MG (-)-delta-9-THC-13C4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 12127.13-10MG Lenacil,neat,neat,10mg, Price on request 94574 EPA Method 525 Standard Price on request