Laboratory Fortification Standard Back Catalog number: 59172 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674664 Carbofuran-3-keto, 10mg Price on request FRS-046S Tribromoneopentyl alcohol, 100µg/mL in Toluene,1ml Price on request 0144.18-500-IO 4-Phenyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 104601-39-0 Price on request