Carbazole Back Catalog number: 97878 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1533.10-100MG Naphthalene-1,4-d2, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1683-98-3 Price on request 98555 Formaldehyde (1 ppm) Price on request DF-IS-A40 Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 40ng/ml, nonane Price on request