EPA Method 524.3 - Internal Standard Back Catalog number: 95488 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended E888000 17ß-Estradiol, 50mg Price on request 96608 4-Fluoromethcathinone Price on request 10104.6-100MG N-(2-Hydroxyethyl)-2[(2hydroxyethyl)amino]acetamide, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 144236-39-5 Price on request