WS Disinfection By-Products - Cal Check Back Catalog number: 91837 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11993.13-K-ME Articaine ,1000 µg/mL,MeOH,1mL, Price on request 680584 13C6-Hexachlorobenzene, 100 µg/ml, Cyclohexane, Price on request T-1320 Telmisartan-13C-d3, 1mg Price on request