WS Disinfection By-Products - Cal Check 3 Back Catalog number: 93985 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8714.12-100-CY Crufomate Price on request 0212.18-200-T Chrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 218-01-9 Price on request 32001 EPA Method 502/524 Volatile Standard, 2000µg/ml in MeOH, 1ml Price on request