Herbicide Spiking Standard - TCLP Procedure Back Catalog number: 19249 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-J Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request 72044 Vinyl chloride-d3 Price on request 678397 beta-Endosulfan, 100 µg/ml, Acetonitrile, 5ml Price on request