Water Blank Back Catalog number: 52000 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0796.19-500-IO Fichtelite, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2221-95-6 Price on request 2009.12-100-IO 2,3,4,4',5-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 74472-37-0 Price on request 96628 Benzodiazepine Mix #2 Price on request