WS Disinfection By-Products - Cal Check 2 Back Catalog number: 93984 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 67039 Flavors Price on request 677350 N-2,4-Dimethylphenyl-N'-methylformamidine HCl, 10. Price on request 1101.13-K-IO 1-Methyldibenzofuran, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7320-50-5 Price on request