WS Sulphate/TOC Back Catalog number: 55070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680061 Methyl 2-octynoate, 1ml Price on request 8712.12-100-IO 2,2',3,3',4,4',5',6-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 42740-50-1 Price on request 679953 1,3,5-Trichlorobenzene, 10 µg/ml, Acetonitrile, Price on request