Arsenic (As) Back Catalog number: 58133 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11139.15-50-T 1,4,5,6,7,7-Hexachlorobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride,50 µg/mL,toluene,1mL, Price on request 92809 EPA Method 8240A Mix #3 Price on request 59377 ICP Mix Price on request