WS Sulphate/TOC Back Catalog number: 55070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10599.1-1G Nitromethane Price on request XA16950000AL Simazine, 100µg/mL in Acetonitrile, 1ml Price on request 9537.10-K-HX 2,4-Dimethylethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 874-41-9 Price on request