Instrument Standard 5 Back Catalog number: 52081 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3043.8-K-ME m-Xylene-d10, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 116601-58-2 Price on request 0378.12-10MG Carbazole, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 86-74-8 Price on request 675370 Sulfamethoxypyridazine, 250mg Price on request