EPA Method 353.2 Nitrate + Nitrite Back Catalog number: 53120 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BB-156 2,3,3',4,4',5-Hexabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request X9038 4-Chloroaniline Price on request 3709.0-140-05HC Descarbamoylgonyautoxin-2 and -3, 114+32µM, Solvent-HCl/AcOH(Aq), Unit 0.5mL, # of units-1, Cas.no. Price on request