GRO Standard - TN & MS Back Catalog number: 51179 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-SS-A Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 1000ng/ml, nonane Price on request 31201 1,2-Dichloroethane Price on request DF-B10-CS1,2,3,4 Individual Calibration Solutions, 200ul, nonane Price on request