PCB Congener Surrogate Standard Mix Back Catalog number: 94568 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA16173010CY Phthalic acid, bis-2-ethylhexyl ester D4, 100µg/mL in Cyclohexane, 1ml Price on request 70124 Desethylatrazine Price on request 53010 Calibration Standard Mix 1 Price on request