Trace Metals 2 Back Catalog number: 52093 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2002.12-10MG 2,3',4,4',5-Pentachlorobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 31508-00-6 Price on request M10038B 6.44 ppt TDS solution (box of 25x20mL sachet) Price on request 677164 Tricyclohexyltin chloride, 250mg Price on request