Group 3 PCB’s - Low Toxicity Congeners Back Catalog number: 66214 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended NK-LCS-T Mass-Labelled PCDD/PCDF Solution Mixture, 1.2ml, nonane Price on request 71620 Ethylcyclohexane Price on request 54305 Phosphate (PO43-) as P Price on request