Internal Standard for AB SIM Back Catalog number: 94516 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 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 677638 Chlorothalonil, 10.0 µg/ml, Cyclohexane, 10ml Price on request EPA-1668CS3 Calibration Verification Solution, 500ul, nonane Price on request