WS Disinfection By-Products - Cal Check 3 Back Catalog number: 93985 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1308.32-K-IOX10 n-Dotriacontane-d66, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 62369-68-0 Price on request IN155 Erbium Oxide (Er2O3) Price on request 679161 2-Nitrobenzaldehyde semicarbazone, 25mg Price on request