8260B Extra Compounds SS Back Catalog number: 94236 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53120 EPA Method 353.2 Nitrate + Nitrite Price on request 10890.12-100-T 3-Nitrobiphenyl,100 µg/mL,toluene,1mL, Price on request DF-IS-F Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request