Anion Standard Back Catalog number: 59524 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended S-4200-ASS-CY Calibration Standard THC 20 Analytes, each concentration as listed in cyclohexane; unit : 6x1mL The working standard concentrations are: o-Terphenyl (ITSD) 200 µg/mL 5a-Androstane (ITSD) Price on request 52304 LFS Solution 2 Price on request 83202 EPA Method 8121 Analytes Price on request