Calibration Standard Mix 2 Back Catalog number: 52011A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93105 Aroclor 1242 Price on request 2561.18-100-ME Sodium p-n-dodecylbenzenesulfonate, 100µg/mL in MeOH, 1ml Price on request X9201 Toxaphene Price on request