Method 515.3LPC Standard Conc Back Catalog number: 97423 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MHPCHLOR (13C10)Heptachlor, 1.2mL x 100ug/mL, nonane Price on request 50410 Sulfate (SO4-2) Price on request 96554 (±)-Norketamine HCl Price on request