Organonitrogen Pesticides Back Catalog number: 94974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EN-1948ES Extraction Standard Solution, in nonane/6.8% toluene, 1,2ml Price on request 0451.3-150-CYX10 GC-IRMS Standards (C11(?13C: -26.11); C15 (?13C: -30.22); C20 (?13C: -33.06)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. Price on request 92268 Citric acid [1% wt] Price on request