EPA Method 548.1 Internal Standard Back Catalog number: 30078 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0637.30-5MG Lup-3-one, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 3186-72-9 Price on request 676360 AMPH, 10mg Price on request 70755 Monocrotophos Price on request