WS (drinking water) Quantitative E.Coli Back Catalog number: MIC006 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682967 Surrogate Mix ISO 27065 and ISO 18889, , , 500ml Price on request 676943 4,4'-Difluorobenzophenone, 100mg Price on request 1348.20-100-TX10 Benzo[b]fluoranthene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-98-5 Price on request