Nitrate as (NO3-) Back Catalog number: 50401 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3093.12-50-IO 2,4-Dibromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53592-10-2 Price on request 82502 EPA Method 8250Mix #10 Price on request 679113 tau-Fluvalinate, 10.0 µg/ml, Cyclohexane, 10ml Price on request