1,1-Diphenylurea, 98%,neat,neat,10mg, Back Catalog number: 11102.13-10MG Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-D200 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 92253 Ethanol Price on request 98492 n-Hydrocarbons C5-C8 Conc Price on request