EPA Method 353.2 Nitrate & Nitrite Back Catalog number: 52120 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70130 3,3’-Dichlorobenzidine Price on request 70296 2,4,6-Trichlorophenol Price on request 0612.30-100-IO 17ß(H),21 alpha(H)-Hopane, 100µg/mLin isooctane, 1ml Price on request