Aliphatic Hydrocarbon Calibration Set Back Catalog number: 93900 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12014.2-1ML Dimethylsulfoxide,neat,neat,1mL, Price on request MDET-MXA Mass-Labelled DDT & Related Compound Mix, 2µg/ml in Nonane, 1,2ml Price on request 50449 Nitrite (NO2-) as N Price on request