WS Disinfection By-Products - Cal Check 3 Back Catalog number: 93985 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended VHG-NCED-SET1B Nitrogen Set for ASTM D6366: N@Blank, 0.1, 0.5, 1.0, 2.5, 5.0, 10ng/μL in p- Xylene, set(7) Price on request 673437 Rotenone, 100 µg/ml, Acetonitrile, 1ml Price on request 0222.22-200-T Benzo[ghi]perylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 191-24-2 Price on request