EPA Method 300.0 Anions QC Standard Back Catalog number: 52519 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3089.12-50-IO 2-Bromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2052-07-5 Price on request M46209-100G 1,3,3-Trimethyl-2-methyleneindoline, 100G Price on request 672987 17-beta-Estradiol-17-valerate, 100mg Price on request