Bis(tri-n-butyltin)oxide, 250mg Back Catalog number: 680394 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 92348 SS Pesticide Standard Price on request 684141 N-Nitrosodiethylamine, 100mg Price on request 0454.4-150-CY GC-IRMS Standards ((C25 (?13C: -28.21); C30 (?13C: -28.60); C36 (?13C: -26.15); C40 (?13C: -27.05)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. Price on request