Verification II Standard 1 Back Catalog number: 52019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9476.15-10MG Quinoxyfen, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 124495-18-7 Price on request 677976 Disulfoton-sulfone, 100 µg/ml, Toluene, 1ml Price on request 1330.22-100-TX5 Dibenz[a,h]anthracene-d14, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 13250-98-1 Price on request