SPCC Class II - Method 8261 Back Catalog number: 82468 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9913.4-K-ME N-Nitropiperazine, 1000µg/mL, Solvent-methanol, Unit 1.1mL, # of units-1, Cas.no. Price on request 684224 1-Nitrosopyrrolidine, 100µg/ml inMeOH, 5ml Price on request 70133 1,4-Dichlorobutane Price on request