CWA Nitrate & Nitrite Back Catalog number: 55130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73436 Bisphenol A-d16, 1000µg/ml in methyl chloride, 1ml Price on request 79532 Benzene Price on request 0159.15-500-IO 2,3,7-/2,3,8-Trimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 153524-16-4 / '212332-91-7 Price on request