EPA Method 525 - Pesticide Standard Back Catalog number: 30127 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9003.21-100-ME Progesterone-2,2,4,6,17 alpha,21,21,21-d9, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 15775-74-3 Price on request 70515 2,3,6-Trichlorophenol Price on request 9398.20-5MG (+/-)-Citalopram-d4 hydrobromide (4-fluorophenyl-d4), neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 1219803-58-3 Price on request